Home / 6,497.38-8,966.19-4,140.28

Finding the Fourth Proportional to 6,497.38, 8,966.19 and 4,140.28

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Solution

The fourth proportional to 6,497.38, 8,966.19 and 4,140.28 is: 5,713.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,497.38 : 8,966.19 = 4,140.28 : x
  2. Step 2: Convert to fraction form
    6,497.38/8,966.19 = 4,140.28/x
  3. Step 3: Cross multiply
    6,497.38x = 8,966.19 × 4,140.28
  4. Step 4: Simplify right side
    6,497.38x = 37,122,537.13
  5. Step 5: Solve for x
    x = 37,122,537.13/6,497.38
  6. Step 6: Final answer
    x = 5,713.46

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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.