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Finding the Fourth Proportional to 6,618.16, 9,935.07 and 5,232.52

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Solution

The fourth proportional to 6,618.16, 9,935.07 and 5,232.52 is: 7,854.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,618.16 : 9,935.07 = 5,232.52 : x
  2. Step 2: Convert to fraction form
    6,618.16/9,935.07 = 5,232.52/x
  3. Step 3: Cross multiply
    6,618.16x = 9,935.07 × 5,232.52
  4. Step 4: Simplify right side
    6,618.16x = 51,985,452.48
  5. Step 5: Solve for x
    x = 51,985,452.48/6,618.16
  6. Step 6: Final answer
    x = 7,854.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.