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Finding the Fourth Proportional to 5,248.98, 7,243.79 and 3,010.68

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Solution

The fourth proportional to 5,248.98, 7,243.79 and 3,010.68 is: 4,154.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,248.98 : 7,243.79 = 3,010.68 : x
  2. Step 2: Convert to fraction form
    5,248.98/7,243.79 = 3,010.68/x
  3. Step 3: Cross multiply
    5,248.98x = 7,243.79 × 3,010.68
  4. Step 4: Simplify right side
    5,248.98x = 21,808,718.62
  5. Step 5: Solve for x
    x = 21,808,718.62/5,248.98
  6. Step 6: Final answer
    x = 4,154.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.