Home / 7,433.91-11,152.31-2,753.95

Finding the Fourth Proportional to 7,433.91, 11,152.31 and 2,753.95

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Solution

The fourth proportional to 7,433.91, 11,152.31 and 2,753.95 is: 4,131.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,433.91 : 11,152.31 = 2,753.95 : x
  2. Step 2: Convert to fraction form
    7,433.91/11,152.31 = 2,753.95/x
  3. Step 3: Cross multiply
    7,433.91x = 11,152.31 × 2,753.95
  4. Step 4: Simplify right side
    7,433.91x = 30,712,904.12
  5. Step 5: Solve for x
    x = 30,712,904.12/7,433.91
  6. Step 6: Final answer
    x = 4,131.46

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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.