Home / 3,696.60-5,542.85-1,230.07

Finding the Fourth Proportional to 3,696.60, 5,542.85 and 1,230.07

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Solution

The fourth proportional to 3,696.60, 5,542.85 and 1,230.07 is: 1,844.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,696.60 : 5,542.85 = 1,230.07 : x
  2. Step 2: Convert to fraction form
    3,696.60/5,542.85 = 1,230.07/x
  3. Step 3: Cross multiply
    3,696.60x = 5,542.85 × 1,230.07
  4. Step 4: Simplify right side
    3,696.60x = 6,818,112.17
  5. Step 5: Solve for x
    x = 6,818,112.17/3,696.60
  6. Step 6: Final answer
    x = 1,844.43

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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.