Home / 1,246.46-1,864.55-1,024.58

Finding the Fourth Proportional to 1,246.46, 1,864.55 and 1,024.58

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Solution

The fourth proportional to 1,246.46, 1,864.55 and 1,024.58 is: 1,532.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246.46 : 1,864.55 = 1,024.58 : x
  2. Step 2: Convert to fraction form
    1,246.46/1,864.55 = 1,024.58/x
  3. Step 3: Cross multiply
    1,246.46x = 1,864.55 × 1,024.58
  4. Step 4: Simplify right side
    1,246.46x = 1,910,387.86
  5. Step 5: Solve for x
    x = 1,910,387.86/1,246.46
  6. Step 6: Final answer
    x = 1,532.66

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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.