Home / 6,850.16-10,279.02-3,387.68

Finding the Fourth Proportional to 6,850.16, 10,279.02 and 3,387.68

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Solution

The fourth proportional to 6,850.16, 10,279.02 and 3,387.68 is: 5,083.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,850.16 : 10,279.02 = 3,387.68 : x
  2. Step 2: Convert to fraction form
    6,850.16/10,279.02 = 3,387.68/x
  3. Step 3: Cross multiply
    6,850.16x = 10,279.02 × 3,387.68
  4. Step 4: Simplify right side
    6,850.16x = 34,822,030.47
  5. Step 5: Solve for x
    x = 34,822,030.47/6,850.16
  6. Step 6: Final answer
    x = 5,083.39

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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.