Home / 2,519.46-3,476.66-1,400.31

Finding the Fourth Proportional to 2,519.46, 3,476.66 and 1,400.31

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Solution

The fourth proportional to 2,519.46, 3,476.66 and 1,400.31 is: 1,932.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519.46 : 3,476.66 = 1,400.31 : x
  2. Step 2: Convert to fraction form
    2,519.46/3,476.66 = 1,400.31/x
  3. Step 3: Cross multiply
    2,519.46x = 3,476.66 × 1,400.31
  4. Step 4: Simplify right side
    2,519.46x = 4,868,394.76
  5. Step 5: Solve for x
    x = 4,868,394.76/2,519.46
  6. Step 6: Final answer
    x = 1,932.32

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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.