Home / 10,247.32-15,369.30-3,672.28

Finding the Fourth Proportional to 10,247.32, 15,369.30 and 3,672.28

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Solution

The fourth proportional to 10,247.32, 15,369.30 and 3,672.28 is: 5,507.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,247.32 : 15,369.30 = 3,672.28 : x
  2. Step 2: Convert to fraction form
    10,247.32/15,369.30 = 3,672.28/x
  3. Step 3: Cross multiply
    10,247.32x = 15,369.30 × 3,672.28
  4. Step 4: Simplify right side
    10,247.32x = 56,440,373.00
  5. Step 5: Solve for x
    x = 56,440,373.00/10,247.32
  6. Step 6: Final answer
    x = 5,507.82

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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.