Home / 2,719.70-3,752.36-1,524.56

Finding the Fourth Proportional to 2,719.70, 3,752.36 and 1,524.56

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Solution

The fourth proportional to 2,719.70, 3,752.36 and 1,524.56 is: 2,103.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719.70 : 3,752.36 = 1,524.56 : x
  2. Step 2: Convert to fraction form
    2,719.70/3,752.36 = 1,524.56/x
  3. Step 3: Cross multiply
    2,719.70x = 3,752.36 × 1,524.56
  4. Step 4: Simplify right side
    2,719.70x = 5,720,697.96
  5. Step 5: Solve for x
    x = 5,720,697.96/2,719.70
  6. Step 6: Final answer
    x = 2,103.43

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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.