Home / 3,538.44-5,307.66-1,459.62

Finding the Fourth Proportional to 3,538.44, 5,307.66 and 1,459.62

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Solution

The fourth proportional to 3,538.44, 5,307.66 and 1,459.62 is: 2,189.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.44 : 5,307.66 = 1,459.62 : x
  2. Step 2: Convert to fraction form
    3,538.44/5,307.66 = 1,459.62/x
  3. Step 3: Cross multiply
    3,538.44x = 5,307.66 × 1,459.62
  4. Step 4: Simplify right side
    3,538.44x = 7,747,166.69
  5. Step 5: Solve for x
    x = 7,747,166.69/3,538.44
  6. Step 6: Final answer
    x = 2,189.43

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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.