Home / 6,805.26-9,389.61-4,151.70

Finding the Fourth Proportional to 6,805.26, 9,389.61 and 4,151.70

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Solution

The fourth proportional to 6,805.26, 9,389.61 and 4,151.70 is: 5,728.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,805.26 : 9,389.61 = 4,151.70 : x
  2. Step 2: Convert to fraction form
    6,805.26/9,389.61 = 4,151.70/x
  3. Step 3: Cross multiply
    6,805.26x = 9,389.61 × 4,151.70
  4. Step 4: Simplify right side
    6,805.26x = 38,982,843.84
  5. Step 5: Solve for x
    x = 38,982,843.84/6,805.26
  6. Step 6: Final answer
    x = 5,728.34

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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.