Home / 4,081.02-5,595.13-4,007.21

Finding the Fourth Proportional to 4,081.02, 5,595.13 and 4,007.21

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Solution

The fourth proportional to 4,081.02, 5,595.13 and 4,007.21 is: 5,493.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,081.02 : 5,595.13 = 4,007.21 : x
  2. Step 2: Convert to fraction form
    4,081.02/5,595.13 = 4,007.21/x
  3. Step 3: Cross multiply
    4,081.02x = 5,595.13 × 4,007.21
  4. Step 4: Simplify right side
    4,081.02x = 22,420,882.05
  5. Step 5: Solve for x
    x = 22,420,882.05/4,081.02
  6. Step 6: Final answer
    x = 5,493.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.