Home / 3,480.05-4,801.78-2,063.47

Finding the Fourth Proportional to 3,480.05, 4,801.78 and 2,063.47

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Solution

The fourth proportional to 3,480.05, 4,801.78 and 2,063.47 is: 2,847.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,480.05 : 4,801.78 = 2,063.47 : x
  2. Step 2: Convert to fraction form
    3,480.05/4,801.78 = 2,063.47/x
  3. Step 3: Cross multiply
    3,480.05x = 4,801.78 × 2,063.47
  4. Step 4: Simplify right side
    3,480.05x = 9,908,316.97
  5. Step 5: Solve for x
    x = 9,908,316.97/3,480.05
  6. Step 6: Final answer
    x = 2,847.18

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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.