Home / 4,480.05-6,720.68-1,882.38

Finding the Fourth Proportional to 4,480.05, 6,720.68 and 1,882.38

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Solution

The fourth proportional to 4,480.05, 6,720.68 and 1,882.38 is: 2,823.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,480.05 : 6,720.68 = 1,882.38 : x
  2. Step 2: Convert to fraction form
    4,480.05/6,720.68 = 1,882.38/x
  3. Step 3: Cross multiply
    4,480.05x = 6,720.68 × 1,882.38
  4. Step 4: Simplify right side
    4,480.05x = 12,650,873.62
  5. Step 5: Solve for x
    x = 12,650,873.62/4,480.05
  6. Step 6: Final answer
    x = 2,823.82

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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.