Home / 2,234.13-3,082.63-1,349.76

Finding the Fourth Proportional to 2,234.13, 3,082.63 and 1,349.76

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Solution

The fourth proportional to 2,234.13, 3,082.63 and 1,349.76 is: 1,862.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,234.13 : 3,082.63 = 1,349.76 : x
  2. Step 2: Convert to fraction form
    2,234.13/3,082.63 = 1,349.76/x
  3. Step 3: Cross multiply
    2,234.13x = 3,082.63 × 1,349.76
  4. Step 4: Simplify right side
    2,234.13x = 4,160,810.67
  5. Step 5: Solve for x
    x = 4,160,810.67/2,234.13
  6. Step 6: Final answer
    x = 1,862.39

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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.