Home / 7,471.91-11,186.10-5,823.43

Finding the Fourth Proportional to 7,471.91, 11,186.10 and 5,823.43

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Solution

The fourth proportional to 7,471.91, 11,186.10 and 5,823.43 is: 8,718.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,471.91 : 11,186.10 = 5,823.43 : x
  2. Step 2: Convert to fraction form
    7,471.91/11,186.10 = 5,823.43/x
  3. Step 3: Cross multiply
    7,471.91x = 11,186.10 × 5,823.43
  4. Step 4: Simplify right side
    7,471.91x = 65,141,442.36
  5. Step 5: Solve for x
    x = 65,141,442.36/7,471.91
  6. Step 6: Final answer
    x = 8,718.18

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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.