Home / 6,749.52-10,129.48-4,408.88

Finding the Fourth Proportional to 6,749.52, 10,129.48 and 4,408.88

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Solution

The fourth proportional to 6,749.52, 10,129.48 and 4,408.88 is: 6,616.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,749.52 : 10,129.48 = 4,408.88 : x
  2. Step 2: Convert to fraction form
    6,749.52/10,129.48 = 4,408.88/x
  3. Step 3: Cross multiply
    6,749.52x = 10,129.48 × 4,408.88
  4. Step 4: Simplify right side
    6,749.52x = 44,659,661.78
  5. Step 5: Solve for x
    x = 44,659,661.78/6,749.52
  6. Step 6: Final answer
    x = 6,616.72

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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.