Home / 8,057.57-11,119.31-4,472.52

Finding the Fourth Proportional to 8,057.57, 11,119.31 and 4,472.52

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Solution

The fourth proportional to 8,057.57, 11,119.31 and 4,472.52 is: 6,172.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,057.57 : 11,119.31 = 4,472.52 : x
  2. Step 2: Convert to fraction form
    8,057.57/11,119.31 = 4,472.52/x
  3. Step 3: Cross multiply
    8,057.57x = 11,119.31 × 4,472.52
  4. Step 4: Simplify right side
    8,057.57x = 49,731,347.54
  5. Step 5: Solve for x
    x = 49,731,347.54/8,057.57
  6. Step 6: Final answer
    x = 6,172.01

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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.