Home / 7,248.41-10,871.92-2,316.72

Finding the Fourth Proportional to 7,248.41, 10,871.92 and 2,316.72

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Solution

The fourth proportional to 7,248.41, 10,871.92 and 2,316.72 is: 3,474.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248.41 : 10,871.92 = 2,316.72 : x
  2. Step 2: Convert to fraction form
    7,248.41/10,871.92 = 2,316.72/x
  3. Step 3: Cross multiply
    7,248.41x = 10,871.92 × 2,316.72
  4. Step 4: Simplify right side
    7,248.41x = 25,187,194.50
  5. Step 5: Solve for x
    x = 25,187,194.50/7,248.41
  6. Step 6: Final answer
    x = 3,474.86

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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.