Home / 4,755.81-6,561.42-2,764.74

Finding the Fourth Proportional to 4,755.81, 6,561.42 and 2,764.74

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Solution

The fourth proportional to 4,755.81, 6,561.42 and 2,764.74 is: 3,814.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,755.81 : 6,561.42 = 2,764.74 : x
  2. Step 2: Convert to fraction form
    4,755.81/6,561.42 = 2,764.74/x
  3. Step 3: Cross multiply
    4,755.81x = 6,561.42 × 2,764.74
  4. Step 4: Simplify right side
    4,755.81x = 18,140,620.33
  5. Step 5: Solve for x
    x = 18,140,620.33/4,755.81
  6. Step 6: Final answer
    x = 3,814.41

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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.