Home / 3,132.92-4,692-2,484.02

Finding the Fourth Proportional to 3,132.92, 4,692 and 2,484.02

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Solution

The fourth proportional to 3,132.92, 4,692 and 2,484.02 is: 3,720.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.92 : 4,692 = 2,484.02 : x
  2. Step 2: Convert to fraction form
    3,132.92/4,692 = 2,484.02/x
  3. Step 3: Cross multiply
    3,132.92x = 4,692 × 2,484.02
  4. Step 4: Simplify right side
    3,132.92x = 11,655,021.84
  5. Step 5: Solve for x
    x = 11,655,021.84/3,132.92
  6. Step 6: Final answer
    x = 3,720.18

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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.