Home / 5,500.98-7,589.10-3,823.74

Finding the Fourth Proportional to 5,500.98, 7,589.10 and 3,823.74

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Solution

The fourth proportional to 5,500.98, 7,589.10 and 3,823.74 is: 5,275.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,500.98 : 7,589.10 = 3,823.74 : x
  2. Step 2: Convert to fraction form
    5,500.98/7,589.10 = 3,823.74/x
  3. Step 3: Cross multiply
    5,500.98x = 7,589.10 × 3,823.74
  4. Step 4: Simplify right side
    5,500.98x = 29,018,745.23
  5. Step 5: Solve for x
    x = 29,018,745.23/5,500.98
  6. Step 6: Final answer
    x = 5,275.20

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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.