Home / 1,529.20-2,294.84-1,008.08

Finding the Fourth Proportional to 1,529.20, 2,294.84 and 1,008.08

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Solution

The fourth proportional to 1,529.20, 2,294.84 and 1,008.08 is: 1,512.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529.20 : 2,294.84 = 1,008.08 : x
  2. Step 2: Convert to fraction form
    1,529.20/2,294.84 = 1,008.08/x
  3. Step 3: Cross multiply
    1,529.20x = 2,294.84 × 1,008.08
  4. Step 4: Simplify right side
    1,529.20x = 2,313,382.31
  5. Step 5: Solve for x
    x = 2,313,382.31/1,529.20
  6. Step 6: Final answer
    x = 1,512.81

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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.