Home / 10,035.72-15,045.39-5,865.48

Finding the Fourth Proportional to 10,035.72, 15,045.39 and 5,865.48

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Solution

The fourth proportional to 10,035.72, 15,045.39 and 5,865.48 is: 8,793.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,035.72 : 15,045.39 = 5,865.48 : x
  2. Step 2: Convert to fraction form
    10,035.72/15,045.39 = 5,865.48/x
  3. Step 3: Cross multiply
    10,035.72x = 15,045.39 × 5,865.48
  4. Step 4: Simplify right side
    10,035.72x = 88,248,434.14
  5. Step 5: Solve for x
    x = 88,248,434.14/10,035.72
  6. Step 6: Final answer
    x = 8,793.43

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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.