Home / 2,519.05-3,476.40-1,400.00

Finding the Fourth Proportional to 2,519.05, 3,476.40 and 1,400.00

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Solution

The fourth proportional to 2,519.05, 3,476.40 and 1,400.00 is: 1,932.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519.05 : 3,476.40 = 1,400.00 : x
  2. Step 2: Convert to fraction form
    2,519.05/3,476.40 = 1,400.00/x
  3. Step 3: Cross multiply
    2,519.05x = 3,476.40 × 1,400.00
  4. Step 4: Simplify right side
    2,519.05x = 4,866,967.39
  5. Step 5: Solve for x
    x = 4,866,967.39/2,519.05
  6. Step 6: Final answer
    x = 1,932.07

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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.