Home / 10,360.88-15,541.11-3,785.30

Finding the Fourth Proportional to 10,360.88, 15,541.11 and 3,785.30

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Solution

The fourth proportional to 10,360.88, 15,541.11 and 3,785.30 is: 5,677.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,360.88 : 15,541.11 = 3,785.30 : x
  2. Step 2: Convert to fraction form
    10,360.88/15,541.11 = 3,785.30/x
  3. Step 3: Cross multiply
    10,360.88x = 15,541.11 × 3,785.30
  4. Step 4: Simplify right side
    10,360.88x = 58,827,763.68
  5. Step 5: Solve for x
    x = 58,827,763.68/10,360.88
  6. Step 6: Final answer
    x = 5,677.87

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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.