Home / 5,338.13-7,366.91-3,100.71

Finding the Fourth Proportional to 5,338.13, 7,366.91 and 3,100.71

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Solution

The fourth proportional to 5,338.13, 7,366.91 and 3,100.71 is: 4,279.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338.13 : 7,366.91 = 3,100.71 : x
  2. Step 2: Convert to fraction form
    5,338.13/7,366.91 = 3,100.71/x
  3. Step 3: Cross multiply
    5,338.13x = 7,366.91 × 3,100.71
  4. Step 4: Simplify right side
    5,338.13x = 22,842,651.51
  5. Step 5: Solve for x
    x = 22,842,651.51/5,338.13
  6. Step 6: Final answer
    x = 4,279.15

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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.