Home / 2,167.13-3,250.49-607.28

Finding the Fourth Proportional to 2,167.13, 3,250.49 and 607.28

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Solution

The fourth proportional to 2,167.13, 3,250.49 and 607.28 is: 910.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,167.13 : 3,250.49 = 607.28 : x
  2. Step 2: Convert to fraction form
    2,167.13/3,250.49 = 607.28/x
  3. Step 3: Cross multiply
    2,167.13x = 3,250.49 × 607.28
  4. Step 4: Simplify right side
    2,167.13x = 1,973,941.31
  5. Step 5: Solve for x
    x = 1,973,941.31/2,167.13
  6. Step 6: Final answer
    x = 910.86

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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.