Home / 4,747.36-6,550.24-2,756.72

Finding the Fourth Proportional to 4,747.36, 6,550.24 and 2,756.72

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Solution

The fourth proportional to 4,747.36, 6,550.24 and 2,756.72 is: 3,803.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747.36 : 6,550.24 = 2,756.72 : x
  2. Step 2: Convert to fraction form
    4,747.36/6,550.24 = 2,756.72/x
  3. Step 3: Cross multiply
    4,747.36x = 6,550.24 × 2,756.72
  4. Step 4: Simplify right side
    4,747.36x = 18,057,177.61
  5. Step 5: Solve for x
    x = 18,057,177.61/4,747.36
  6. Step 6: Final answer
    x = 3,803.63

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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.