Home / 1,730.30-2,387.41-1,067.18

Finding the Fourth Proportional to 1,730.30, 2,387.41 and 1,067.18

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Solution

The fourth proportional to 1,730.30, 2,387.41 and 1,067.18 is: 1,472.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730.30 : 2,387.41 = 1,067.18 : x
  2. Step 2: Convert to fraction form
    1,730.30/2,387.41 = 1,067.18/x
  3. Step 3: Cross multiply
    1,730.30x = 2,387.41 × 1,067.18
  4. Step 4: Simplify right side
    1,730.30x = 2,547,781.60
  5. Step 5: Solve for x
    x = 2,547,781.60/1,730.30
  6. Step 6: Final answer
    x = 1,472.46

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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.