Home / 2,177.60-3,267.80-1,254.96

Finding the Fourth Proportional to 2,177.60, 3,267.80 and 1,254.96

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Solution

The fourth proportional to 2,177.60, 3,267.80 and 1,254.96 is: 1,883.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177.60 : 3,267.80 = 1,254.96 : x
  2. Step 2: Convert to fraction form
    2,177.60/3,267.80 = 1,254.96/x
  3. Step 3: Cross multiply
    2,177.60x = 3,267.80 × 1,254.96
  4. Step 4: Simplify right side
    2,177.60x = 4,100,958.29
  5. Step 5: Solve for x
    x = 4,100,958.29/2,177.60
  6. Step 6: Final answer
    x = 1,883.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.