Home / 7,247.70-10,001.88-4,103.82

Finding the Fourth Proportional to 7,247.70, 10,001.88 and 4,103.82

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Solution

The fourth proportional to 7,247.70, 10,001.88 and 4,103.82 is: 5,663.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247.70 : 10,001.88 = 4,103.82 : x
  2. Step 2: Convert to fraction form
    7,247.70/10,001.88 = 4,103.82/x
  3. Step 3: Cross multiply
    7,247.70x = 10,001.88 × 4,103.82
  4. Step 4: Simplify right side
    7,247.70x = 41,045,915.18
  5. Step 5: Solve for x
    x = 41,045,915.18/7,247.70
  6. Step 6: Final answer
    x = 5,663.30

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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.