Home / 3,681.06-5,517.59-1,833.54

Finding the Fourth Proportional to 3,681.06, 5,517.59 and 1,833.54

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Solution

The fourth proportional to 3,681.06, 5,517.59 and 1,833.54 is: 2,748.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681.06 : 5,517.59 = 1,833.54 : x
  2. Step 2: Convert to fraction form
    3,681.06/5,517.59 = 1,833.54/x
  3. Step 3: Cross multiply
    3,681.06x = 5,517.59 × 1,833.54
  4. Step 4: Simplify right side
    3,681.06x = 10,116,712.80
  5. Step 5: Solve for x
    x = 10,116,712.80/3,681.06
  6. Step 6: Final answer
    x = 2,748.32

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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.