Home / 8,250.31-11,385.49-4,473.48

Finding the Fourth Proportional to 8,250.31, 11,385.49 and 4,473.48

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Solution

The fourth proportional to 8,250.31, 11,385.49 and 4,473.48 is: 6,173.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,250.31 : 11,385.49 = 4,473.48 : x
  2. Step 2: Convert to fraction form
    8,250.31/11,385.49 = 4,473.48/x
  3. Step 3: Cross multiply
    8,250.31x = 11,385.49 × 4,473.48
  4. Step 4: Simplify right side
    8,250.31x = 50,932,761.81
  5. Step 5: Solve for x
    x = 50,932,761.81/8,250.31
  6. Step 6: Final answer
    x = 6,173.44

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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.