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Finding the Fourth Proportional to 8,356.71, 12,535.30 and 2,433.36

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Solution

The fourth proportional to 8,356.71, 12,535.30 and 2,433.36 is: 3,650.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,356.71 : 12,535.30 = 2,433.36 : x
  2. Step 2: Convert to fraction form
    8,356.71/12,535.30 = 2,433.36/x
  3. Step 3: Cross multiply
    8,356.71x = 12,535.30 × 2,433.36
  4. Step 4: Simplify right side
    8,356.71x = 30,502,947.66
  5. Step 5: Solve for x
    x = 30,502,947.66/8,356.71
  6. Step 6: Final answer
    x = 3,650.11

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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.