Home / 6,117.40-8,440.98-3,464.23

Finding the Fourth Proportional to 6,117.40, 8,440.98 and 3,464.23

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Solution

The fourth proportional to 6,117.40, 8,440.98 and 3,464.23 is: 4,780.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,117.40 : 8,440.98 = 3,464.23 : x
  2. Step 2: Convert to fraction form
    6,117.40/8,440.98 = 3,464.23/x
  3. Step 3: Cross multiply
    6,117.40x = 8,440.98 × 3,464.23
  4. Step 4: Simplify right side
    6,117.40x = 29,241,496.15
  5. Step 5: Solve for x
    x = 29,241,496.15/6,117.40
  6. Step 6: Final answer
    x = 4,780.05

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Half scale
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Double scale
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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.