Home / 7,939.97-10,957.50-4,403.18

Finding the Fourth Proportional to 7,939.97, 10,957.50 and 4,403.18

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Solution

The fourth proportional to 7,939.97, 10,957.50 and 4,403.18 is: 6,076.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,939.97 : 10,957.50 = 4,403.18 : x
  2. Step 2: Convert to fraction form
    7,939.97/10,957.50 = 4,403.18/x
  3. Step 3: Cross multiply
    7,939.97x = 10,957.50 × 4,403.18
  4. Step 4: Simplify right side
    7,939.97x = 48,247,844.85
  5. Step 5: Solve for x
    x = 48,247,844.85/7,939.97
  6. Step 6: Final answer
    x = 6,076.58

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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.