Home / 3,610.80-4,963.62-3,254.40

Finding the Fourth Proportional to 3,610.80, 4,963.62 and 3,254.40

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Solution

The fourth proportional to 3,610.80, 4,963.62 and 3,254.40 is: 4,473.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.80 : 4,963.62 = 3,254.40 : x
  2. Step 2: Convert to fraction form
    3,610.80/4,963.62 = 3,254.40/x
  3. Step 3: Cross multiply
    3,610.80x = 4,963.62 × 3,254.40
  4. Step 4: Simplify right side
    3,610.80x = 16,153,604.93
  5. Step 5: Solve for x
    x = 16,153,604.93/3,610.80
  6. Step 6: Final answer
    x = 4,473.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.