Home / 2,519.04-3,476.20-1,399.94

Finding the Fourth Proportional to 2,519.04, 3,476.20 and 1,399.94

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Solution

The fourth proportional to 2,519.04, 3,476.20 and 1,399.94 is: 1,931.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519.04 : 3,476.20 = 1,399.94 : x
  2. Step 2: Convert to fraction form
    2,519.04/3,476.20 = 1,399.94/x
  3. Step 3: Cross multiply
    2,519.04x = 3,476.20 × 1,399.94
  4. Step 4: Simplify right side
    2,519.04x = 4,866,471.43
  5. Step 5: Solve for x
    x = 4,866,471.43/2,519.04
  6. Step 6: Final answer
    x = 1,931.88

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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.