Home / 4,747.16-6,550.61-2,757.80

Finding the Fourth Proportional to 4,747.16, 6,550.61 and 2,757.80

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Solution

The fourth proportional to 4,747.16, 6,550.61 and 2,757.80 is: 3,805.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747.16 : 6,550.61 = 2,757.80 : x
  2. Step 2: Convert to fraction form
    4,747.16/6,550.61 = 2,757.80/x
  3. Step 3: Cross multiply
    4,747.16x = 6,550.61 × 2,757.80
  4. Step 4: Simplify right side
    4,747.16x = 18,065,225.72
  5. Step 5: Solve for x
    x = 18,065,225.72/4,747.16
  6. Step 6: Final answer
    x = 3,805.48

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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.