Home / 1,419.79-1,959.18-1,046.97

Finding the Fourth Proportional to 1,419.79, 1,959.18 and 1,046.97

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Solution

The fourth proportional to 1,419.79, 1,959.18 and 1,046.97 is: 1,444.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419.79 : 1,959.18 = 1,046.97 : x
  2. Step 2: Convert to fraction form
    1,419.79/1,959.18 = 1,046.97/x
  3. Step 3: Cross multiply
    1,419.79x = 1,959.18 × 1,046.97
  4. Step 4: Simplify right side
    1,419.79x = 2,051,202.43
  5. Step 5: Solve for x
    x = 2,051,202.43/1,419.79
  6. Step 6: Final answer
    x = 1,444.72

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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.