Home / 5,627.24-8,436.29-2,342.79

Finding the Fourth Proportional to 5,627.24, 8,436.29 and 2,342.79

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Solution

The fourth proportional to 5,627.24, 8,436.29 and 2,342.79 is: 3,512.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,627.24 : 8,436.29 = 2,342.79 : x
  2. Step 2: Convert to fraction form
    5,627.24/8,436.29 = 2,342.79/x
  3. Step 3: Cross multiply
    5,627.24x = 8,436.29 × 2,342.79
  4. Step 4: Simplify right side
    5,627.24x = 19,764,401.95
  5. Step 5: Solve for x
    x = 19,764,401.95/5,627.24
  6. Step 6: Final answer
    x = 3,512.28

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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.