Home / 1,772.88-2,652.66-1,254.16

Finding the Fourth Proportional to 1,772.88, 2,652.66 and 1,254.16

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Solution

The fourth proportional to 1,772.88, 2,652.66 and 1,254.16 is: 1,876.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772.88 : 2,652.66 = 1,254.16 : x
  2. Step 2: Convert to fraction form
    1,772.88/2,652.66 = 1,254.16/x
  3. Step 3: Cross multiply
    1,772.88x = 2,652.66 × 1,254.16
  4. Step 4: Simplify right side
    1,772.88x = 3,326,853.43
  5. Step 5: Solve for x
    x = 3,326,853.43/1,772.88
  6. Step 6: Final answer
    x = 1,876.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.