Home / 3,538.06-5,307.03-1,229.50

Finding the Fourth Proportional to 3,538.06, 5,307.03 and 1,229.50

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Solution

The fourth proportional to 3,538.06, 5,307.03 and 1,229.50 is: 1,844.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.06 : 5,307.03 = 1,229.50 : x
  2. Step 2: Convert to fraction form
    3,538.06/5,307.03 = 1,229.50/x
  3. Step 3: Cross multiply
    3,538.06x = 5,307.03 × 1,229.50
  4. Step 4: Simplify right side
    3,538.06x = 6,524,993.39
  5. Step 5: Solve for x
    x = 6,524,993.39/3,538.06
  6. Step 6: Final answer
    x = 1,844.23

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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.