Home / 4,387.12-6,583.96-2,080.24

Finding the Fourth Proportional to 4,387.12, 6,583.96 and 2,080.24

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Solution

The fourth proportional to 4,387.12, 6,583.96 and 2,080.24 is: 3,121.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,387.12 : 6,583.96 = 2,080.24 : x
  2. Step 2: Convert to fraction form
    4,387.12/6,583.96 = 2,080.24/x
  3. Step 3: Cross multiply
    4,387.12x = 6,583.96 × 2,080.24
  4. Step 4: Simplify right side
    4,387.12x = 13,696,216.95
  5. Step 5: Solve for x
    x = 13,696,216.95/4,387.12
  6. Step 6: Final answer
    x = 3,121.92

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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.