Home / 10,901.23-15,046.57-6,427.96

Finding the Fourth Proportional to 10,901.23, 15,046.57 and 6,427.96

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Solution

The fourth proportional to 10,901.23, 15,046.57 and 6,427.96 is: 8,872.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,901.23 : 15,046.57 = 6,427.96 : x
  2. Step 2: Convert to fraction form
    10,901.23/15,046.57 = 6,427.96/x
  3. Step 3: Cross multiply
    10,901.23x = 15,046.57 × 6,427.96
  4. Step 4: Simplify right side
    10,901.23x = 96,718,750.10
  5. Step 5: Solve for x
    x = 96,718,750.10/10,901.23
  6. Step 6: Final answer
    x = 8,872.28

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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.