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Finding the Fourth Proportional to 9,130.82, 12,600.98 and 5,594.22

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Solution

The fourth proportional to 9,130.82, 12,600.98 and 5,594.22 is: 7,720.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,130.82 : 12,600.98 = 5,594.22 : x
  2. Step 2: Convert to fraction form
    9,130.82/12,600.98 = 5,594.22/x
  3. Step 3: Cross multiply
    9,130.82x = 12,600.98 × 5,594.22
  4. Step 4: Simplify right side
    9,130.82x = 70,492,626.36
  5. Step 5: Solve for x
    x = 70,492,626.36/9,130.82
  6. Step 6: Final answer
    x = 7,720.30

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Half scale
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Double scale
Find fourth proportional to 9,131.82, 12,602.36 and 5,595.22
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.