Home / 5,581.13-7,696.41-4,319.15

Finding the Fourth Proportional to 5,581.13, 7,696.41 and 4,319.15

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Solution

The fourth proportional to 5,581.13, 7,696.41 and 4,319.15 is: 5,956.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,581.13 : 7,696.41 = 4,319.15 : x
  2. Step 2: Convert to fraction form
    5,581.13/7,696.41 = 4,319.15/x
  3. Step 3: Cross multiply
    5,581.13x = 7,696.41 × 4,319.15
  4. Step 4: Simplify right side
    5,581.13x = 33,241,949.25
  5. Step 5: Solve for x
    x = 33,241,949.25/5,581.13
  6. Step 6: Final answer
    x = 5,956.13

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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.