Home / 3,624.85-5,002.29-2,132.77

Finding the Fourth Proportional to 3,624.85, 5,002.29 and 2,132.77

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Solution

The fourth proportional to 3,624.85, 5,002.29 and 2,132.77 is: 2,943.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,624.85 : 5,002.29 = 2,132.77 : x
  2. Step 2: Convert to fraction form
    3,624.85/5,002.29 = 2,132.77/x
  3. Step 3: Cross multiply
    3,624.85x = 5,002.29 × 2,132.77
  4. Step 4: Simplify right side
    3,624.85x = 10,668,734.04
  5. Step 5: Solve for x
    x = 10,668,734.04/3,624.85
  6. Step 6: Final answer
    x = 2,943.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.