Home / 7,246.89-10,872.02-2,316.15

Finding the Fourth Proportional to 7,246.89, 10,872.02 and 2,316.15

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Solution

The fourth proportional to 7,246.89, 10,872.02 and 2,316.15 is: 3,474.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,246.89 : 10,872.02 = 2,316.15 : x
  2. Step 2: Convert to fraction form
    7,246.89/10,872.02 = 2,316.15/x
  3. Step 3: Cross multiply
    7,246.89x = 10,872.02 × 2,316.15
  4. Step 4: Simplify right side
    7,246.89x = 25,181,234.91
  5. Step 5: Solve for x
    x = 25,181,234.91/7,246.89
  6. Step 6: Final answer
    x = 3,474.76

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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.