Home / 5,537.46-7,641.84-3,147.36

Finding the Fourth Proportional to 5,537.46, 7,641.84 and 3,147.36

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Solution

The fourth proportional to 5,537.46, 7,641.84 and 3,147.36 is: 4,343.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,537.46 : 7,641.84 = 3,147.36 : x
  2. Step 2: Convert to fraction form
    5,537.46/7,641.84 = 3,147.36/x
  3. Step 3: Cross multiply
    5,537.46x = 7,641.84 × 3,147.36
  4. Step 4: Simplify right side
    5,537.46x = 24,051,604.69
  5. Step 5: Solve for x
    x = 24,051,604.69/5,537.46
  6. Step 6: Final answer
    x = 4,343.43

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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.