Home / 4,080.20-6,124.35-2,002.55

Finding the Fourth Proportional to 4,080.20, 6,124.35 and 2,002.55

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Solution

The fourth proportional to 4,080.20, 6,124.35 and 2,002.55 is: 3,005.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.20 : 6,124.35 = 2,002.55 : x
  2. Step 2: Convert to fraction form
    4,080.20/6,124.35 = 2,002.55/x
  3. Step 3: Cross multiply
    4,080.20x = 6,124.35 × 2,002.55
  4. Step 4: Simplify right side
    4,080.20x = 12,264,317.09
  5. Step 5: Solve for x
    x = 12,264,317.09/4,080.20
  6. Step 6: Final answer
    x = 3,005.81

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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.