Home / 1,595.18-2,392.78-484.61

Finding the Fourth Proportional to 1,595.18, 2,392.78 and 484.61

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Solution

The fourth proportional to 1,595.18, 2,392.78 and 484.61 is: 726.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595.18 : 2,392.78 = 484.61 : x
  2. Step 2: Convert to fraction form
    1,595.18/2,392.78 = 484.61/x
  3. Step 3: Cross multiply
    1,595.18x = 2,392.78 × 484.61
  4. Step 4: Simplify right side
    1,595.18x = 1,159,551.94
  5. Step 5: Solve for x
    x = 1,159,551.94/1,595.18
  6. Step 6: Final answer
    x = 726.91

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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.