Home / 8,057.30-11,124.24-7,216.52

Finding the Fourth Proportional to 8,057.30, 11,124.24 and 7,216.52

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Solution

The fourth proportional to 8,057.30, 11,124.24 and 7,216.52 is: 9,963.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,057.30 : 11,124.24 = 7,216.52 : x
  2. Step 2: Convert to fraction form
    8,057.30/11,124.24 = 7,216.52/x
  3. Step 3: Cross multiply
    8,057.30x = 11,124.24 × 7,216.52
  4. Step 4: Simplify right side
    8,057.30x = 80,278,300.44
  5. Step 5: Solve for x
    x = 80,278,300.44/8,057.30
  6. Step 6: Final answer
    x = 9,963.42

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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.