Home / 7,528.68-11,288.45-3,367.91

Finding the Fourth Proportional to 7,528.68, 11,288.45 and 3,367.91

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Solution

The fourth proportional to 7,528.68, 11,288.45 and 3,367.91 is: 5,049.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,528.68 : 11,288.45 = 3,367.91 : x
  2. Step 2: Convert to fraction form
    7,528.68/11,288.45 = 3,367.91/x
  3. Step 3: Cross multiply
    7,528.68x = 11,288.45 × 3,367.91
  4. Step 4: Simplify right side
    7,528.68x = 38,018,483.64
  5. Step 5: Solve for x
    x = 38,018,483.64/7,528.68
  6. Step 6: Final answer
    x = 5,049.82

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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.