Home / 11,033.72-15,227.14-6,319.52

Finding the Fourth Proportional to 11,033.72, 15,227.14 and 6,319.52

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Solution

The fourth proportional to 11,033.72, 15,227.14 and 6,319.52 is: 8,721.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,033.72 : 15,227.14 = 6,319.52 : x
  2. Step 2: Convert to fraction form
    11,033.72/15,227.14 = 6,319.52/x
  3. Step 3: Cross multiply
    11,033.72x = 15,227.14 × 6,319.52
  4. Step 4: Simplify right side
    11,033.72x = 96,228,192.79
  5. Step 5: Solve for x
    x = 96,228,192.79/11,033.72
  6. Step 6: Final answer
    x = 8,721.28

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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.