Home / 1,363.38-2,045.34-632.52

Finding the Fourth Proportional to 1,363.38, 2,045.34 and 632.52

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Solution

The fourth proportional to 1,363.38, 2,045.34 and 632.52 is: 948.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363.38 : 2,045.34 = 632.52 : x
  2. Step 2: Convert to fraction form
    1,363.38/2,045.34 = 632.52/x
  3. Step 3: Cross multiply
    1,363.38x = 2,045.34 × 632.52
  4. Step 4: Simplify right side
    1,363.38x = 1,293,718.46
  5. Step 5: Solve for x
    x = 1,293,718.46/1,363.38
  6. Step 6: Final answer
    x = 948.91

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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.