Home / 1,632.46-2,250.92-1,190.56

Finding the Fourth Proportional to 1,632.46, 2,250.92 and 1,190.56

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Solution

The fourth proportional to 1,632.46, 2,250.92 and 1,190.56 is: 1,641.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632.46 : 2,250.92 = 1,190.56 : x
  2. Step 2: Convert to fraction form
    1,632.46/2,250.92 = 1,190.56/x
  3. Step 3: Cross multiply
    1,632.46x = 2,250.92 × 1,190.56
  4. Step 4: Simplify right side
    1,632.46x = 2,679,855.32
  5. Step 5: Solve for x
    x = 2,679,855.32/1,632.46
  6. Step 6: Final answer
    x = 1,641.61

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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.