Home / 3,254.88-4,884.08-2,159.76

Finding the Fourth Proportional to 3,254.88, 4,884.08 and 2,159.76

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Solution

The fourth proportional to 3,254.88, 4,884.08 and 2,159.76 is: 3,240.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,254.88 : 4,884.08 = 2,159.76 : x
  2. Step 2: Convert to fraction form
    3,254.88/4,884.08 = 2,159.76/x
  3. Step 3: Cross multiply
    3,254.88x = 4,884.08 × 2,159.76
  4. Step 4: Simplify right side
    3,254.88x = 10,548,440.62
  5. Step 5: Solve for x
    x = 10,548,440.62/3,254.88
  6. Step 6: Final answer
    x = 3,240.81

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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.