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Finding the Fourth Proportional to 2,363.47, 3,545.22 and 632.11

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Solution

The fourth proportional to 2,363.47, 3,545.22 and 632.11 is: 948.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,363.47 : 3,545.22 = 632.11 : x
  2. Step 2: Convert to fraction form
    2,363.47/3,545.22 = 632.11/x
  3. Step 3: Cross multiply
    2,363.47x = 3,545.22 × 632.11
  4. Step 4: Simplify right side
    2,363.47x = 2,240,969.01
  5. Step 5: Solve for x
    x = 2,240,969.01/2,363.47
  6. Step 6: Final answer
    x = 948.17

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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.