Home / 11,034.32-15,227.64-6,320.12

Finding the Fourth Proportional to 11,034.32, 15,227.64 and 6,320.12

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Solution

The fourth proportional to 11,034.32, 15,227.64 and 6,320.12 is: 8,721.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,034.32 : 15,227.64 = 6,320.12 : x
  2. Step 2: Convert to fraction form
    11,034.32/15,227.64 = 6,320.12/x
  3. Step 3: Cross multiply
    11,034.32x = 15,227.64 × 6,320.12
  4. Step 4: Simplify right side
    11,034.32x = 96,240,512.12
  5. Step 5: Solve for x
    x = 96,240,512.12/11,034.32
  6. Step 6: Final answer
    x = 8,721.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.