Home / 6,931.24-9,565.50-3,787.48

Finding the Fourth Proportional to 6,931.24, 9,565.50 and 3,787.48

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Solution

The fourth proportional to 6,931.24, 9,565.50 and 3,787.48 is: 5,226.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,931.24 : 9,565.50 = 3,787.48 : x
  2. Step 2: Convert to fraction form
    6,931.24/9,565.50 = 3,787.48/x
  3. Step 3: Cross multiply
    6,931.24x = 9,565.50 × 3,787.48
  4. Step 4: Simplify right side
    6,931.24x = 36,229,139.94
  5. Step 5: Solve for x
    x = 36,229,139.94/6,931.24
  6. Step 6: Final answer
    x = 5,226.93

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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.