Home / 1,877.44-2,591.03-1,246.85

Finding the Fourth Proportional to 1,877.44, 2,591.03 and 1,246.85

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Solution

The fourth proportional to 1,877.44, 2,591.03 and 1,246.85 is: 1,720.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877.44 : 2,591.03 = 1,246.85 : x
  2. Step 2: Convert to fraction form
    1,877.44/2,591.03 = 1,246.85/x
  3. Step 3: Cross multiply
    1,877.44x = 2,591.03 × 1,246.85
  4. Step 4: Simplify right side
    1,877.44x = 3,230,625.76
  5. Step 5: Solve for x
    x = 3,230,625.76/1,877.44
  6. Step 6: Final answer
    x = 1,720.76

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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.