Home / 3,254.89-4,488.34-2,192.66

Finding the Fourth Proportional to 3,254.89, 4,488.34 and 2,192.66

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Solution

The fourth proportional to 3,254.89, 4,488.34 and 2,192.66 is: 3,023.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,254.89 : 4,488.34 = 2,192.66 : x
  2. Step 2: Convert to fraction form
    3,254.89/4,488.34 = 2,192.66/x
  3. Step 3: Cross multiply
    3,254.89x = 4,488.34 × 2,192.66
  4. Step 4: Simplify right side
    3,254.89x = 9,841,403.58
  5. Step 5: Solve for x
    x = 9,841,403.58/3,254.89
  6. Step 6: Final answer
    x = 3,023.57

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1.5x scale

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.