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Finding the Fourth Proportional to 6,563.97, 8,999.24 and 6,445.71

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Solution

The fourth proportional to 6,563.97, 8,999.24 and 6,445.71 is: 8,837.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,563.97 : 8,999.24 = 6,445.71 : x
  2. Step 2: Convert to fraction form
    6,563.97/8,999.24 = 6,445.71/x
  3. Step 3: Cross multiply
    6,563.97x = 8,999.24 × 6,445.71
  4. Step 4: Simplify right side
    6,563.97x = 58,006,459.03
  5. Step 5: Solve for x
    x = 58,006,459.03/6,563.97
  6. Step 6: Final answer
    x = 8,837.10

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.