Home / 3,385.04-5,077.56-1,192.56

Finding the Fourth Proportional to 3,385.04, 5,077.56 and 1,192.56

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Solution

The fourth proportional to 3,385.04, 5,077.56 and 1,192.56 is: 1,788.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385.04 : 5,077.56 = 1,192.56 : x
  2. Step 2: Convert to fraction form
    3,385.04/5,077.56 = 1,192.56/x
  3. Step 3: Cross multiply
    3,385.04x = 5,077.56 × 1,192.56
  4. Step 4: Simplify right side
    3,385.04x = 6,055,294.95
  5. Step 5: Solve for x
    x = 6,055,294.95/3,385.04
  6. Step 6: Final answer
    x = 1,788.84

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Half scale
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Double scale
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Similar ratio
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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.