Home / 4,061.11-5,589.88-2,880.13

Finding the Fourth Proportional to 4,061.11, 5,589.88 and 2,880.13

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Solution

The fourth proportional to 4,061.11, 5,589.88 and 2,880.13 is: 3,964.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,061.11 : 5,589.88 = 2,880.13 : x
  2. Step 2: Convert to fraction form
    4,061.11/5,589.88 = 2,880.13/x
  3. Step 3: Cross multiply
    4,061.11x = 5,589.88 × 2,880.13
  4. Step 4: Simplify right side
    4,061.11x = 16,099,581.08
  5. Step 5: Solve for x
    x = 16,099,581.08/4,061.11
  6. Step 6: Final answer
    x = 3,964.33

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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.