Home / 3,538.04-5,306.36-1,072.28

Finding the Fourth Proportional to 3,538.04, 5,306.36 and 1,072.28

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Solution

The fourth proportional to 3,538.04, 5,306.36 and 1,072.28 is: 1,608.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.04 : 5,306.36 = 1,072.28 : x
  2. Step 2: Convert to fraction form
    3,538.04/5,306.36 = 1,072.28/x
  3. Step 3: Cross multiply
    3,538.04x = 5,306.36 × 1,072.28
  4. Step 4: Simplify right side
    3,538.04x = 5,689,903.70
  5. Step 5: Solve for x
    x = 5,689,903.70/3,538.04
  6. Step 6: Final answer
    x = 1,608.21

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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.