Home / 3,616.13-5,423.97-1,152.72

Finding the Fourth Proportional to 3,616.13, 5,423.97 and 1,152.72

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Solution

The fourth proportional to 3,616.13, 5,423.97 and 1,152.72 is: 1,729.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616.13 : 5,423.97 = 1,152.72 : x
  2. Step 2: Convert to fraction form
    3,616.13/5,423.97 = 1,152.72/x
  3. Step 3: Cross multiply
    3,616.13x = 5,423.97 × 1,152.72
  4. Step 4: Simplify right side
    3,616.13x = 6,252,318.70
  5. Step 5: Solve for x
    x = 6,252,318.70/3,616.13
  6. Step 6: Final answer
    x = 1,729.01

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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.