Home / 10,458.22-15,687.24-2,666.92

Finding the Fourth Proportional to 10,458.22, 15,687.24 and 2,666.92

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Solution

The fourth proportional to 10,458.22, 15,687.24 and 2,666.92 is: 4,000.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,458.22 : 15,687.24 = 2,666.92 : x
  2. Step 2: Convert to fraction form
    10,458.22/15,687.24 = 2,666.92/x
  3. Step 3: Cross multiply
    10,458.22x = 15,687.24 × 2,666.92
  4. Step 4: Simplify right side
    10,458.22x = 41,836,614.10
  5. Step 5: Solve for x
    x = 41,836,614.10/10,458.22
  6. Step 6: Final answer
    x = 4,000.36

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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.