Home / 1,766.56-2,437.20-1,067.68

Finding the Fourth Proportional to 1,766.56, 2,437.20 and 1,067.68

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Solution

The fourth proportional to 1,766.56, 2,437.20 and 1,067.68 is: 1,473.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766.56 : 2,437.20 = 1,067.68 : x
  2. Step 2: Convert to fraction form
    1,766.56/2,437.20 = 1,067.68/x
  3. Step 3: Cross multiply
    1,766.56x = 2,437.20 × 1,067.68
  4. Step 4: Simplify right side
    1,766.56x = 2,602,149.70
  5. Step 5: Solve for x
    x = 2,602,149.70/1,766.56
  6. Step 6: Final answer
    x = 1,473.00

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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.