Home / 8,849.44-12,212.40-5,125.60

Finding the Fourth Proportional to 8,849.44, 12,212.40 and 5,125.60

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Solution

The fourth proportional to 8,849.44, 12,212.40 and 5,125.60 is: 7,073.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,849.44 : 12,212.40 = 5,125.60 : x
  2. Step 2: Convert to fraction form
    8,849.44/12,212.40 = 5,125.60/x
  3. Step 3: Cross multiply
    8,849.44x = 12,212.40 × 5,125.60
  4. Step 4: Simplify right side
    8,849.44x = 62,595,877.44
  5. Step 5: Solve for x
    x = 62,595,877.44/8,849.44
  6. Step 6: Final answer
    x = 7,073.43

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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.