Home / 3,530.22-5,294.58-1,338.18

Finding the Fourth Proportional to 3,530.22, 5,294.58 and 1,338.18

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Solution

The fourth proportional to 3,530.22, 5,294.58 and 1,338.18 is: 2,006.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.22 : 5,294.58 = 1,338.18 : x
  2. Step 2: Convert to fraction form
    3,530.22/5,294.58 = 1,338.18/x
  3. Step 3: Cross multiply
    3,530.22x = 5,294.58 × 1,338.18
  4. Step 4: Simplify right side
    3,530.22x = 7,085,101.06
  5. Step 5: Solve for x
    x = 7,085,101.06/3,530.22
  6. Step 6: Final answer
    x = 2,006.99

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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.