Home / 3,538.15-5,307.49-1,073.17

Finding the Fourth Proportional to 3,538.15, 5,307.49 and 1,073.17

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Solution

The fourth proportional to 3,538.15, 5,307.49 and 1,073.17 is: 1,609.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.15 : 5,307.49 = 1,073.17 : x
  2. Step 2: Convert to fraction form
    3,538.15/5,307.49 = 1,073.17/x
  3. Step 3: Cross multiply
    3,538.15x = 5,307.49 × 1,073.17
  4. Step 4: Simplify right side
    3,538.15x = 5,695,839.04
  5. Step 5: Solve for x
    x = 5,695,839.04/3,538.15
  6. Step 6: Final answer
    x = 1,609.84

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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.