Home / 9,140.05-13,711.30-2,566.29

Finding the Fourth Proportional to 9,140.05, 13,711.30 and 2,566.29

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Solution

The fourth proportional to 9,140.05, 13,711.30 and 2,566.29 is: 3,849.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,140.05 : 13,711.30 = 2,566.29 : x
  2. Step 2: Convert to fraction form
    9,140.05/13,711.30 = 2,566.29/x
  3. Step 3: Cross multiply
    9,140.05x = 13,711.30 × 2,566.29
  4. Step 4: Simplify right side
    9,140.05x = 35,187,217.08
  5. Step 5: Solve for x
    x = 35,187,217.08/9,140.05
  6. Step 6: Final answer
    x = 3,849.78

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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.