Home / 5,701.20-7,865.42-3,310.76

Finding the Fourth Proportional to 5,701.20, 7,865.42 and 3,310.76

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Solution

The fourth proportional to 5,701.20, 7,865.42 and 3,310.76 is: 4,567.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,701.20 : 7,865.42 = 3,310.76 : x
  2. Step 2: Convert to fraction form
    5,701.20/7,865.42 = 3,310.76/x
  3. Step 3: Cross multiply
    5,701.20x = 7,865.42 × 3,310.76
  4. Step 4: Simplify right side
    5,701.20x = 26,040,533.44
  5. Step 5: Solve for x
    x = 26,040,533.44/5,701.20
  6. Step 6: Final answer
    x = 4,567.55

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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.