Home / 2,269.24-3,134.70-1,751.80

Finding the Fourth Proportional to 2,269.24, 3,134.70 and 1,751.80

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Solution

The fourth proportional to 2,269.24, 3,134.70 and 1,751.80 is: 2,419.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,269.24 : 3,134.70 = 1,751.80 : x
  2. Step 2: Convert to fraction form
    2,269.24/3,134.70 = 1,751.80/x
  3. Step 3: Cross multiply
    2,269.24x = 3,134.70 × 1,751.80
  4. Step 4: Simplify right side
    2,269.24x = 5,491,367.46
  5. Step 5: Solve for x
    x = 5,491,367.46/2,269.24
  6. Step 6: Final answer
    x = 2,419.91

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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.