Home / 6,481.44-9,718.85-2,320.74

Finding the Fourth Proportional to 6,481.44, 9,718.85 and 2,320.74

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Solution

The fourth proportional to 6,481.44, 9,718.85 and 2,320.74 is: 3,479.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,481.44 : 9,718.85 = 2,320.74 : x
  2. Step 2: Convert to fraction form
    6,481.44/9,718.85 = 2,320.74/x
  3. Step 3: Cross multiply
    6,481.44x = 9,718.85 × 2,320.74
  4. Step 4: Simplify right side
    6,481.44x = 22,554,929.75
  5. Step 5: Solve for x
    x = 22,554,929.75/6,481.44
  6. Step 6: Final answer
    x = 3,479.93

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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.