Home / 10,559.11-15,838.66-2,767.92

Finding the Fourth Proportional to 10,559.11, 15,838.66 and 2,767.92

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Solution

The fourth proportional to 10,559.11, 15,838.66 and 2,767.92 is: 4,151.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,559.11 : 15,838.66 = 2,767.92 : x
  2. Step 2: Convert to fraction form
    10,559.11/15,838.66 = 2,767.92/x
  3. Step 3: Cross multiply
    10,559.11x = 15,838.66 × 2,767.92
  4. Step 4: Simplify right side
    10,559.11x = 43,840,184.73
  5. Step 5: Solve for x
    x = 43,840,184.73/10,559.11
  6. Step 6: Final answer
    x = 4,151.88

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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.