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Finding the Fourth Proportional to 9,473.97, 13,074.21 and 5,225.21

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Solution

The fourth proportional to 9,473.97, 13,074.21 and 5,225.21 is: 7,210.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,473.97 : 13,074.21 = 5,225.21 : x
  2. Step 2: Convert to fraction form
    9,473.97/13,074.21 = 5,225.21/x
  3. Step 3: Cross multiply
    9,473.97x = 13,074.21 × 5,225.21
  4. Step 4: Simplify right side
    9,473.97x = 68,315,427.46
  5. Step 5: Solve for x
    x = 68,315,427.46/9,473.97
  6. Step 6: Final answer
    x = 7,210.86

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Double scale
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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.