Home / 2,711.12-3,741.36-1,469.12

Finding the Fourth Proportional to 2,711.12, 3,741.36 and 1,469.12

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Solution

The fourth proportional to 2,711.12, 3,741.36 and 1,469.12 is: 2,027.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,711.12 : 3,741.36 = 1,469.12 : x
  2. Step 2: Convert to fraction form
    2,711.12/3,741.36 = 1,469.12/x
  3. Step 3: Cross multiply
    2,711.12x = 3,741.36 × 1,469.12
  4. Step 4: Simplify right side
    2,711.12x = 5,496,506.80
  5. Step 5: Solve for x
    x = 5,496,506.80/2,711.12
  6. Step 6: Final answer
    x = 2,027.39

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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.