Home / 5,548.97-7,657.38-3,309.69

Finding the Fourth Proportional to 5,548.97, 7,657.38 and 3,309.69

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Solution

The fourth proportional to 5,548.97, 7,657.38 and 3,309.69 is: 4,567.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,548.97 : 7,657.38 = 3,309.69 : x
  2. Step 2: Convert to fraction form
    5,548.97/7,657.38 = 3,309.69/x
  3. Step 3: Cross multiply
    5,548.97x = 7,657.38 × 3,309.69
  4. Step 4: Simplify right side
    5,548.97x = 25,343,554.01
  5. Step 5: Solve for x
    x = 25,343,554.01/5,548.97
  6. Step 6: Final answer
    x = 4,567.25

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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.