Home / 7,440.02-11,167.23-5,471.70

Finding the Fourth Proportional to 7,440.02, 11,167.23 and 5,471.70

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Solution

The fourth proportional to 7,440.02, 11,167.23 and 5,471.70 is: 8,212.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,440.02 : 11,167.23 = 5,471.70 : x
  2. Step 2: Convert to fraction form
    7,440.02/11,167.23 = 5,471.70/x
  3. Step 3: Cross multiply
    7,440.02x = 11,167.23 × 5,471.70
  4. Step 4: Simplify right side
    7,440.02x = 61,103,732.39
  5. Step 5: Solve for x
    x = 61,103,732.39/7,440.02
  6. Step 6: Final answer
    x = 8,212.85

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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.