Home / 10,256.45-15,384.98-3,236.52

Finding the Fourth Proportional to 10,256.45, 15,384.98 and 3,236.52

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Solution

The fourth proportional to 10,256.45, 15,384.98 and 3,236.52 is: 4,854.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,256.45 : 15,384.98 = 3,236.52 : x
  2. Step 2: Convert to fraction form
    10,256.45/15,384.98 = 3,236.52/x
  3. Step 3: Cross multiply
    10,256.45x = 15,384.98 × 3,236.52
  4. Step 4: Simplify right side
    10,256.45x = 49,793,803.56
  5. Step 5: Solve for x
    x = 49,793,803.56/10,256.45
  6. Step 6: Final answer
    x = 4,854.88

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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.