Home / 3,423.30-5,110.18-3,008.11

Finding the Fourth Proportional to 3,423.30, 5,110.18 and 3,008.11

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Solution

The fourth proportional to 3,423.30, 5,110.18 and 3,008.11 is: 4,490.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,423.30 : 5,110.18 = 3,008.11 : x
  2. Step 2: Convert to fraction form
    3,423.30/5,110.18 = 3,008.11/x
  3. Step 3: Cross multiply
    3,423.30x = 5,110.18 × 3,008.11
  4. Step 4: Simplify right side
    3,423.30x = 15,371,983.56
  5. Step 5: Solve for x
    x = 15,371,983.56/3,423.30
  6. Step 6: Final answer
    x = 4,490.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.