Home / 10,256.08-15,384.45-3,236.16

Finding the Fourth Proportional to 10,256.08, 15,384.45 and 3,236.16

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Solution

The fourth proportional to 10,256.08, 15,384.45 and 3,236.16 is: 4,854.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,256.08 : 15,384.45 = 3,236.16 : x
  2. Step 2: Convert to fraction form
    10,256.08/15,384.45 = 3,236.16/x
  3. Step 3: Cross multiply
    10,256.08x = 15,384.45 × 3,236.16
  4. Step 4: Simplify right side
    10,256.08x = 49,786,456.70
  5. Step 5: Solve for x
    x = 49,786,456.70/10,256.08
  6. Step 6: Final answer
    x = 4,854.34

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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.