Home / 10,381.02-15,576.96-6,229.38

Finding the Fourth Proportional to 10,381.02, 15,576.96 and 6,229.38

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Solution

The fourth proportional to 10,381.02, 15,576.96 and 6,229.38 is: 9,347.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,381.02 : 15,576.96 = 6,229.38 : x
  2. Step 2: Convert to fraction form
    10,381.02/15,576.96 = 6,229.38/x
  3. Step 3: Cross multiply
    10,381.02x = 15,576.96 × 6,229.38
  4. Step 4: Simplify right side
    10,381.02x = 97,034,803.08
  5. Step 5: Solve for x
    x = 97,034,803.08/10,381.02
  6. Step 6: Final answer
    x = 9,347.33

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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.