Home / 3,483.20-5,225.11-1,142.51

Finding the Fourth Proportional to 3,483.20, 5,225.11 and 1,142.51

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Solution

The fourth proportional to 3,483.20, 5,225.11 and 1,142.51 is: 1,713.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,483.20 : 5,225.11 = 1,142.51 : x
  2. Step 2: Convert to fraction form
    3,483.20/5,225.11 = 1,142.51/x
  3. Step 3: Cross multiply
    3,483.20x = 5,225.11 × 1,142.51
  4. Step 4: Simplify right side
    3,483.20x = 5,969,711.44
  5. Step 5: Solve for x
    x = 5,969,711.44/3,483.20
  6. Step 6: Final answer
    x = 1,713.86

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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.