Home / 3,319.28-4,580.84-2,375.16

Finding the Fourth Proportional to 3,319.28, 4,580.84 and 2,375.16

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Solution

The fourth proportional to 3,319.28, 4,580.84 and 2,375.16 is: 3,277.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319.28 : 4,580.84 = 2,375.16 : x
  2. Step 2: Convert to fraction form
    3,319.28/4,580.84 = 2,375.16/x
  3. Step 3: Cross multiply
    3,319.28x = 4,580.84 × 2,375.16
  4. Step 4: Simplify right side
    3,319.28x = 10,880,227.93
  5. Step 5: Solve for x
    x = 10,880,227.93/3,319.28
  6. Step 6: Final answer
    x = 3,277.89

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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.