Home / 3,711.10-5,121.12-2,032.42

Finding the Fourth Proportional to 3,711.10, 5,121.12 and 2,032.42

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Solution

The fourth proportional to 3,711.10, 5,121.12 and 2,032.42 is: 2,804.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711.10 : 5,121.12 = 2,032.42 : x
  2. Step 2: Convert to fraction form
    3,711.10/5,121.12 = 2,032.42/x
  3. Step 3: Cross multiply
    3,711.10x = 5,121.12 × 2,032.42
  4. Step 4: Simplify right side
    3,711.10x = 10,408,266.71
  5. Step 5: Solve for x
    x = 10,408,266.71/3,711.10
  6. Step 6: Final answer
    x = 2,804.63

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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.