Home / 6,497.68-8,966.78-3,665.04

Finding the Fourth Proportional to 6,497.68, 8,966.78 and 3,665.04

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Solution

The fourth proportional to 6,497.68, 8,966.78 and 3,665.04 is: 5,057.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,497.68 : 8,966.78 = 3,665.04 : x
  2. Step 2: Convert to fraction form
    6,497.68/8,966.78 = 3,665.04/x
  3. Step 3: Cross multiply
    6,497.68x = 8,966.78 × 3,665.04
  4. Step 4: Simplify right side
    6,497.68x = 32,863,618.58
  5. Step 5: Solve for x
    x = 32,863,618.58/6,497.68
  6. Step 6: Final answer
    x = 5,057.75

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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.