Home / 3,132.04-4,689.92-3,039.68

Finding the Fourth Proportional to 3,132.04, 4,689.92 and 3,039.68

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Solution

The fourth proportional to 3,132.04, 4,689.92 and 3,039.68 is: 4,551.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.04 : 4,689.92 = 3,039.68 : x
  2. Step 2: Convert to fraction form
    3,132.04/4,689.92 = 3,039.68/x
  3. Step 3: Cross multiply
    3,132.04x = 4,689.92 × 3,039.68
  4. Step 4: Simplify right side
    3,132.04x = 14,255,856.03
  5. Step 5: Solve for x
    x = 14,255,856.03/3,132.04
  6. Step 6: Final answer
    x = 4,551.62

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1.5x scale

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.