Home / 5,885.21-8,121.51-3,232.55

Finding the Fourth Proportional to 5,885.21, 8,121.51 and 3,232.55

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Solution

The fourth proportional to 5,885.21, 8,121.51 and 3,232.55 is: 4,460.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,885.21 : 8,121.51 = 3,232.55 : x
  2. Step 2: Convert to fraction form
    5,885.21/8,121.51 = 3,232.55/x
  3. Step 3: Cross multiply
    5,885.21x = 8,121.51 × 3,232.55
  4. Step 4: Simplify right side
    5,885.21x = 26,253,146.54
  5. Step 5: Solve for x
    x = 26,253,146.54/5,885.21
  6. Step 6: Final answer
    x = 4,460.87

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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.