Home / 7,167.34-10,754.18-2,785.13

Finding the Fourth Proportional to 7,167.34, 10,754.18 and 2,785.13

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Solution

The fourth proportional to 7,167.34, 10,754.18 and 2,785.13 is: 4,178.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,167.34 : 10,754.18 = 2,785.13 : x
  2. Step 2: Convert to fraction form
    7,167.34/10,754.18 = 2,785.13/x
  3. Step 3: Cross multiply
    7,167.34x = 10,754.18 × 2,785.13
  4. Step 4: Simplify right side
    7,167.34x = 29,951,789.34
  5. Step 5: Solve for x
    x = 29,951,789.34/7,167.34
  6. Step 6: Final answer
    x = 4,178.93

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1.5x scale

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.