Home / 6,931.27-9,565.16-3,787.46

Finding the Fourth Proportional to 6,931.27, 9,565.16 and 3,787.46

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Solution

The fourth proportional to 6,931.27, 9,565.16 and 3,787.46 is: 5,226.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,931.27 : 9,565.16 = 3,787.46 : x
  2. Step 2: Convert to fraction form
    6,931.27/9,565.16 = 3,787.46/x
  3. Step 3: Cross multiply
    6,931.27x = 9,565.16 × 3,787.46
  4. Step 4: Simplify right side
    6,931.27x = 36,227,594.13
  5. Step 5: Solve for x
    x = 36,227,594.13/6,931.27
  6. Step 6: Final answer
    x = 5,226.69

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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.