Home / 4,449.24-6,140.46-2,680.74

Finding the Fourth Proportional to 4,449.24, 6,140.46 and 2,680.74

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Solution

The fourth proportional to 4,449.24, 6,140.46 and 2,680.74 is: 3,699.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,449.24 : 6,140.46 = 2,680.74 : x
  2. Step 2: Convert to fraction form
    4,449.24/6,140.46 = 2,680.74/x
  3. Step 3: Cross multiply
    4,449.24x = 6,140.46 × 2,680.74
  4. Step 4: Simplify right side
    4,449.24x = 16,460,976.74
  5. Step 5: Solve for x
    x = 16,460,976.74/4,449.24
  6. Step 6: Final answer
    x = 3,699.73

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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.