Home / 1,505.28-2,245.92-1,493.76

Finding the Fourth Proportional to 1,505.28, 2,245.92 and 1,493.76

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Solution

The fourth proportional to 1,505.28, 2,245.92 and 1,493.76 is: 2,228.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505.28 : 2,245.92 = 1,493.76 : x
  2. Step 2: Convert to fraction form
    1,505.28/2,245.92 = 1,493.76/x
  3. Step 3: Cross multiply
    1,505.28x = 2,245.92 × 1,493.76
  4. Step 4: Simplify right side
    1,505.28x = 3,354,865.46
  5. Step 5: Solve for x
    x = 3,354,865.46/1,505.28
  6. Step 6: Final answer
    x = 2,228.73

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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.