Home / 10,137.72-15,208.14-4,295.88

Finding the Fourth Proportional to 10,137.72, 15,208.14 and 4,295.88

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Solution

The fourth proportional to 10,137.72, 15,208.14 and 4,295.88 is: 6,444.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,137.72 : 15,208.14 = 4,295.88 : x
  2. Step 2: Convert to fraction form
    10,137.72/15,208.14 = 4,295.88/x
  3. Step 3: Cross multiply
    10,137.72x = 15,208.14 × 4,295.88
  4. Step 4: Simplify right side
    10,137.72x = 65,332,344.46
  5. Step 5: Solve for x
    x = 65,332,344.46/10,137.72
  6. Step 6: Final answer
    x = 6,444.48

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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.