Home / 5,627.57-8,436.78-2,343.11

Finding the Fourth Proportional to 5,627.57, 8,436.78 and 2,343.11

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Solution

The fourth proportional to 5,627.57, 8,436.78 and 2,343.11 is: 3,512.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,627.57 : 8,436.78 = 2,343.11 : x
  2. Step 2: Convert to fraction form
    5,627.57/8,436.78 = 2,343.11/x
  3. Step 3: Cross multiply
    5,627.57x = 8,436.78 × 2,343.11
  4. Step 4: Simplify right side
    5,627.57x = 19,768,261.40
  5. Step 5: Solve for x
    x = 19,768,261.40/5,627.57
  6. Step 6: Final answer
    x = 3,512.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.