Home / 2,167.56-3,244.30-1,126.08

Finding the Fourth Proportional to 2,167.56, 3,244.30 and 1,126.08

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Solution

The fourth proportional to 2,167.56, 3,244.30 and 1,126.08 is: 1,685.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,167.56 : 3,244.30 = 1,126.08 : x
  2. Step 2: Convert to fraction form
    2,167.56/3,244.30 = 1,126.08/x
  3. Step 3: Cross multiply
    2,167.56x = 3,244.30 × 1,126.08
  4. Step 4: Simplify right side
    2,167.56x = 3,653,344.86
  5. Step 5: Solve for x
    x = 3,653,344.86/2,167.56
  6. Step 6: Final answer
    x = 1,685.46

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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.