Home / 1,652.46-2,475.49-1,131.22

Finding the Fourth Proportional to 1,652.46, 2,475.49 and 1,131.22

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Solution

The fourth proportional to 1,652.46, 2,475.49 and 1,131.22 is: 1,694.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,652.46 : 2,475.49 = 1,131.22 : x
  2. Step 2: Convert to fraction form
    1,652.46/2,475.49 = 1,131.22/x
  3. Step 3: Cross multiply
    1,652.46x = 2,475.49 × 1,131.22
  4. Step 4: Simplify right side
    1,652.46x = 2,800,323.80
  5. Step 5: Solve for x
    x = 2,800,323.80/1,652.46
  6. Step 6: Final answer
    x = 1,694.64

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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.