Home / 5,620.79-8,432.06-2,501.88

Finding the Fourth Proportional to 5,620.79, 8,432.06 and 2,501.88

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Solution

The fourth proportional to 5,620.79, 8,432.06 and 2,501.88 is: 3,753.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,620.79 : 8,432.06 = 2,501.88 : x
  2. Step 2: Convert to fraction form
    5,620.79/8,432.06 = 2,501.88/x
  3. Step 3: Cross multiply
    5,620.79x = 8,432.06 × 2,501.88
  4. Step 4: Simplify right side
    5,620.79x = 21,096,002.27
  5. Step 5: Solve for x
    x = 21,096,002.27/5,620.79
  6. Step 6: Final answer
    x = 3,753.21

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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.