Home / 2,711.12-3,741.26-1,532.12

Finding the Fourth Proportional to 2,711.12, 3,741.26 and 1,532.12

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Solution

The fourth proportional to 2,711.12, 3,741.26 and 1,532.12 is: 2,114.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,711.12 : 3,741.26 = 1,532.12 : x
  2. Step 2: Convert to fraction form
    2,711.12/3,741.26 = 1,532.12/x
  3. Step 3: Cross multiply
    2,711.12x = 3,741.26 × 1,532.12
  4. Step 4: Simplify right side
    2,711.12x = 5,732,059.27
  5. Step 5: Solve for x
    x = 5,732,059.27/2,711.12
  6. Step 6: Final answer
    x = 2,114.28

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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.