Home / 10,376.24-15,546.08-6,474.80

Finding the Fourth Proportional to 10,376.24, 15,546.08 and 6,474.80

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Solution

The fourth proportional to 10,376.24, 15,546.08 and 6,474.80 is: 9,700.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,376.24 : 15,546.08 = 6,474.80 : x
  2. Step 2: Convert to fraction form
    10,376.24/15,546.08 = 6,474.80/x
  3. Step 3: Cross multiply
    10,376.24x = 15,546.08 × 6,474.80
  4. Step 4: Simplify right side
    10,376.24x = 100,657,758.78
  5. Step 5: Solve for x
    x = 100,657,758.78/10,376.24
  6. Step 6: Final answer
    x = 9,700.79

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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.