Home / 10,322.54-15,479.00-3,747.87

Finding the Fourth Proportional to 10,322.54, 15,479.00 and 3,747.87

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Solution

The fourth proportional to 10,322.54, 15,479.00 and 3,747.87 is: 5,620.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,322.54 : 15,479.00 = 3,747.87 : x
  2. Step 2: Convert to fraction form
    10,322.54/15,479.00 = 3,747.87/x
  3. Step 3: Cross multiply
    10,322.54x = 15,479.00 × 3,747.87
  4. Step 4: Simplify right side
    10,322.54x = 58,013,275.05
  5. Step 5: Solve for x
    x = 58,013,275.05/10,322.54
  6. Step 6: Final answer
    x = 5,620.06

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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.