Home / 5,707.31-8,566.78-3,074.70

Finding the Fourth Proportional to 5,707.31, 8,566.78 and 3,074.70

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Solution

The fourth proportional to 5,707.31, 8,566.78 and 3,074.70 is: 4,615.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,707.31 : 8,566.78 = 3,074.70 : x
  2. Step 2: Convert to fraction form
    5,707.31/8,566.78 = 3,074.70/x
  3. Step 3: Cross multiply
    5,707.31x = 8,566.78 × 3,074.70
  4. Step 4: Simplify right side
    5,707.31x = 26,340,270.78
  5. Step 5: Solve for x
    x = 26,340,270.78/5,707.31
  6. Step 6: Final answer
    x = 4,615.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.