Home / 3,240.14-4,472.01-1,914.26

Finding the Fourth Proportional to 3,240.14, 4,472.01 and 1,914.26

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Solution

The fourth proportional to 3,240.14, 4,472.01 and 1,914.26 is: 2,642.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.14 : 4,472.01 = 1,914.26 : x
  2. Step 2: Convert to fraction form
    3,240.14/4,472.01 = 1,914.26/x
  3. Step 3: Cross multiply
    3,240.14x = 4,472.01 × 1,914.26
  4. Step 4: Simplify right side
    3,240.14x = 8,560,589.86
  5. Step 5: Solve for x
    x = 8,560,589.86/3,240.14
  6. Step 6: Final answer
    x = 2,642.04

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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.