Home / 6,080.90-9,120.21-2,569.76

Finding the Fourth Proportional to 6,080.90, 9,120.21 and 2,569.76

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Solution

The fourth proportional to 6,080.90, 9,120.21 and 2,569.76 is: 3,854.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,080.90 : 9,120.21 = 2,569.76 : x
  2. Step 2: Convert to fraction form
    6,080.90/9,120.21 = 2,569.76/x
  3. Step 3: Cross multiply
    6,080.90x = 9,120.21 × 2,569.76
  4. Step 4: Simplify right side
    6,080.90x = 23,436,750.85
  5. Step 5: Solve for x
    x = 23,436,750.85/6,080.90
  6. Step 6: Final answer
    x = 3,854.16

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1.5x scale

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.