Home / 4,891.13-6,755.33-3,316.49

Finding the Fourth Proportional to 4,891.13, 6,755.33 and 3,316.49

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Solution

The fourth proportional to 4,891.13, 6,755.33 and 3,316.49 is: 4,580.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,891.13 : 6,755.33 = 3,316.49 : x
  2. Step 2: Convert to fraction form
    4,891.13/6,755.33 = 3,316.49/x
  3. Step 3: Cross multiply
    4,891.13x = 6,755.33 × 3,316.49
  4. Step 4: Simplify right side
    4,891.13x = 22,403,934.03
  5. Step 5: Solve for x
    x = 22,403,934.03/4,891.13
  6. Step 6: Final answer
    x = 4,580.53

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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.