Home / 5,537.42-7,643.12-3,744.08

Finding the Fourth Proportional to 5,537.42, 7,643.12 and 3,744.08

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Solution

The fourth proportional to 5,537.42, 7,643.12 and 3,744.08 is: 5,167.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,537.42 : 7,643.12 = 3,744.08 : x
  2. Step 2: Convert to fraction form
    5,537.42/7,643.12 = 3,744.08/x
  3. Step 3: Cross multiply
    5,537.42x = 7,643.12 × 3,744.08
  4. Step 4: Simplify right side
    5,537.42x = 28,616,452.73
  5. Step 5: Solve for x
    x = 28,616,452.73/5,537.42
  6. Step 6: Final answer
    x = 5,167.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.