Home / 4,292.77-6,422.64-3,981.73

Finding the Fourth Proportional to 4,292.77, 6,422.64 and 3,981.73

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Solution

The fourth proportional to 4,292.77, 6,422.64 and 3,981.73 is: 5,957.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,292.77 : 6,422.64 = 3,981.73 : x
  2. Step 2: Convert to fraction form
    4,292.77/6,422.64 = 3,981.73/x
  3. Step 3: Cross multiply
    4,292.77x = 6,422.64 × 3,981.73
  4. Step 4: Simplify right side
    4,292.77x = 25,573,218.37
  5. Step 5: Solve for x
    x = 25,573,218.37/4,292.77
  6. Step 6: Final answer
    x = 5,957.28

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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.