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Finding the Fourth Proportional to 7,248.96, 10,875.96 and 3,356.28

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Solution

The fourth proportional to 7,248.96, 10,875.96 and 3,356.28 is: 5,035.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248.96 : 10,875.96 = 3,356.28 : x
  2. Step 2: Convert to fraction form
    7,248.96/10,875.96 = 3,356.28/x
  3. Step 3: Cross multiply
    7,248.96x = 10,875.96 × 3,356.28
  4. Step 4: Simplify right side
    7,248.96x = 36,502,767.03
  5. Step 5: Solve for x
    x = 36,502,767.03/7,248.96
  6. Step 6: Final answer
    x = 5,035.59

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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.