Home / 1,194.32-1,650.60-961.04

Finding the Fourth Proportional to 1,194.32, 1,650.60 and 961.04

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Solution

The fourth proportional to 1,194.32, 1,650.60 and 961.04 is: 1,328.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194.32 : 1,650.60 = 961.04 : x
  2. Step 2: Convert to fraction form
    1,194.32/1,650.60 = 961.04/x
  3. Step 3: Cross multiply
    1,194.32x = 1,650.60 × 961.04
  4. Step 4: Simplify right side
    1,194.32x = 1,586,292.62
  5. Step 5: Solve for x
    x = 1,586,292.62/1,194.32
  6. Step 6: Final answer
    x = 1,328.20

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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.