Home / 6,391.17-8,818.07-4,301.37

Finding the Fourth Proportional to 6,391.17, 8,818.07 and 4,301.37

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Solution

The fourth proportional to 6,391.17, 8,818.07 and 4,301.37 is: 5,934.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,391.17 : 8,818.07 = 4,301.37 : x
  2. Step 2: Convert to fraction form
    6,391.17/8,818.07 = 4,301.37/x
  3. Step 3: Cross multiply
    6,391.17x = 8,818.07 × 4,301.37
  4. Step 4: Simplify right side
    6,391.17x = 37,929,760.25
  5. Step 5: Solve for x
    x = 37,929,760.25/6,391.17
  6. Step 6: Final answer
    x = 5,934.71

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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.