Home / 5,632.47-8,437.76-2,712.82

Finding the Fourth Proportional to 5,632.47, 8,437.76 and 2,712.82

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Solution

The fourth proportional to 5,632.47, 8,437.76 and 2,712.82 is: 4,063.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,632.47 : 8,437.76 = 2,712.82 : x
  2. Step 2: Convert to fraction form
    5,632.47/8,437.76 = 2,712.82/x
  3. Step 3: Cross multiply
    5,632.47x = 8,437.76 × 2,712.82
  4. Step 4: Simplify right side
    5,632.47x = 22,890,124.08
  5. Step 5: Solve for x
    x = 22,890,124.08/5,632.47
  6. Step 6: Final answer
    x = 4,063.96

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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.