Home / 7,167.66-10,752.18-2,785.46

Finding the Fourth Proportional to 7,167.66, 10,752.18 and 2,785.46

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Solution

The fourth proportional to 7,167.66, 10,752.18 and 2,785.46 is: 4,178.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,167.66 : 10,752.18 = 2,785.46 : x
  2. Step 2: Convert to fraction form
    7,167.66/10,752.18 = 2,785.46/x
  3. Step 3: Cross multiply
    7,167.66x = 10,752.18 × 2,785.46
  4. Step 4: Simplify right side
    7,167.66x = 29,949,767.30
  5. Step 5: Solve for x
    x = 29,949,767.30/7,167.66
  6. Step 6: Final answer
    x = 4,178.46

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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.