Home / 2,960.22-4,085.12-1,633.90

Finding the Fourth Proportional to 2,960.22, 4,085.12 and 1,633.90

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Solution

The fourth proportional to 2,960.22, 4,085.12 and 1,633.90 is: 2,254.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960.22 : 4,085.12 = 1,633.90 : x
  2. Step 2: Convert to fraction form
    2,960.22/4,085.12 = 1,633.90/x
  3. Step 3: Cross multiply
    2,960.22x = 4,085.12 × 1,633.90
  4. Step 4: Simplify right side
    2,960.22x = 6,674,677.57
  5. Step 5: Solve for x
    x = 6,674,677.57/2,960.22
  6. Step 6: Final answer
    x = 2,254.79

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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.