Home / 1,882.28-2,594.36-1,439.22

Finding the Fourth Proportional to 1,882.28, 2,594.36 and 1,439.22

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Solution

The fourth proportional to 1,882.28, 2,594.36 and 1,439.22 is: 1,983.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882.28 : 2,594.36 = 1,439.22 : x
  2. Step 2: Convert to fraction form
    1,882.28/2,594.36 = 1,439.22/x
  3. Step 3: Cross multiply
    1,882.28x = 2,594.36 × 1,439.22
  4. Step 4: Simplify right side
    1,882.28x = 3,733,854.80
  5. Step 5: Solve for x
    x = 3,733,854.80/1,882.28
  6. Step 6: Final answer
    x = 1,983.69

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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.