Home / 11,444.56-15,793.50-6,408.78

Finding the Fourth Proportional to 11,444.56, 15,793.50 and 6,408.78

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Solution

The fourth proportional to 11,444.56, 15,793.50 and 6,408.78 is: 8,844.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,444.56 : 15,793.50 = 6,408.78 : x
  2. Step 2: Convert to fraction form
    11,444.56/15,793.50 = 6,408.78/x
  3. Step 3: Cross multiply
    11,444.56x = 15,793.50 × 6,408.78
  4. Step 4: Simplify right side
    11,444.56x = 101,217,066.93
  5. Step 5: Solve for x
    x = 101,217,066.93/11,444.56
  6. Step 6: Final answer
    x = 8,844.12

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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.