Home / 7,472.07-11,193.50-5,820.88

Finding the Fourth Proportional to 7,472.07, 11,193.50 and 5,820.88

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Solution

The fourth proportional to 7,472.07, 11,193.50 and 5,820.88 is: 8,719.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,472.07 : 11,193.50 = 5,820.88 : x
  2. Step 2: Convert to fraction form
    7,472.07/11,193.50 = 5,820.88/x
  3. Step 3: Cross multiply
    7,472.07x = 11,193.50 × 5,820.88
  4. Step 4: Simplify right side
    7,472.07x = 65,156,020.28
  5. Step 5: Solve for x
    x = 65,156,020.28/7,472.07
  6. Step 6: Final answer
    x = 8,719.95

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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.