Home / 2,177.28-3,003.90-1,232.96

Finding the Fourth Proportional to 2,177.28, 3,003.90 and 1,232.96

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Solution

The fourth proportional to 2,177.28, 3,003.90 and 1,232.96 is: 1,701.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177.28 : 3,003.90 = 1,232.96 : x
  2. Step 2: Convert to fraction form
    2,177.28/3,003.90 = 1,232.96/x
  3. Step 3: Cross multiply
    2,177.28x = 3,003.90 × 1,232.96
  4. Step 4: Simplify right side
    2,177.28x = 3,703,688.54
  5. Step 5: Solve for x
    x = 3,703,688.54/2,177.28
  6. Step 6: Final answer
    x = 1,701.06

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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.