Home / 5,660.28-8,487.69-2,372.49

Finding the Fourth Proportional to 5,660.28, 8,487.69 and 2,372.49

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Solution

The fourth proportional to 5,660.28, 8,487.69 and 2,372.49 is: 3,557.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,660.28 : 8,487.69 = 2,372.49 : x
  2. Step 2: Convert to fraction form
    5,660.28/8,487.69 = 2,372.49/x
  3. Step 3: Cross multiply
    5,660.28x = 8,487.69 × 2,372.49
  4. Step 4: Simplify right side
    5,660.28x = 20,136,980.01
  5. Step 5: Solve for x
    x = 20,136,980.01/5,660.28
  6. Step 6: Final answer
    x = 3,557.59

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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.