Home / 6,378.32-9,565.56-2,481.80

Finding the Fourth Proportional to 6,378.32, 9,565.56 and 2,481.80

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Solution

The fourth proportional to 6,378.32, 9,565.56 and 2,481.80 is: 3,721.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,378.32 : 9,565.56 = 2,481.80 : x
  2. Step 2: Convert to fraction form
    6,378.32/9,565.56 = 2,481.80/x
  3. Step 3: Cross multiply
    6,378.32x = 9,565.56 × 2,481.80
  4. Step 4: Simplify right side
    6,378.32x = 23,739,806.81
  5. Step 5: Solve for x
    x = 23,739,806.81/6,378.32
  6. Step 6: Final answer
    x = 3,721.95

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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.