Home / 5,589.80-7,718.82-3,497.48

Finding the Fourth Proportional to 5,589.80, 7,718.82 and 3,497.48

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Solution

The fourth proportional to 5,589.80, 7,718.82 and 3,497.48 is: 4,829.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589.80 : 7,718.82 = 3,497.48 : x
  2. Step 2: Convert to fraction form
    5,589.80/7,718.82 = 3,497.48/x
  3. Step 3: Cross multiply
    5,589.80x = 7,718.82 × 3,497.48
  4. Step 4: Simplify right side
    5,589.80x = 26,996,418.57
  5. Step 5: Solve for x
    x = 26,996,418.57/5,589.80
  6. Step 6: Final answer
    x = 4,829.59

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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.