Home / 3,254.44-4,881.66-2,165.80

Finding the Fourth Proportional to 3,254.44, 4,881.66 and 2,165.80

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Solution

The fourth proportional to 3,254.44, 4,881.66 and 2,165.80 is: 3,248.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,254.44 : 4,881.66 = 2,165.80 : x
  2. Step 2: Convert to fraction form
    3,254.44/4,881.66 = 2,165.80/x
  3. Step 3: Cross multiply
    3,254.44x = 4,881.66 × 2,165.80
  4. Step 4: Simplify right side
    3,254.44x = 10,572,699.23
  5. Step 5: Solve for x
    x = 10,572,699.23/3,254.44
  6. Step 6: Final answer
    x = 3,248.70

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1.5x scale

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.