Home / 1,176.32-1,755.26-1,169.48

Finding the Fourth Proportional to 1,176.32, 1,755.26 and 1,169.48

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Solution

The fourth proportional to 1,176.32, 1,755.26 and 1,169.48 is: 1,745.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176.32 : 1,755.26 = 1,169.48 : x
  2. Step 2: Convert to fraction form
    1,176.32/1,755.26 = 1,169.48/x
  3. Step 3: Cross multiply
    1,176.32x = 1,755.26 × 1,169.48
  4. Step 4: Simplify right side
    1,176.32x = 2,052,726.84
  5. Step 5: Solve for x
    x = 2,052,726.84/1,176.32
  6. Step 6: Final answer
    x = 1,745.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.