Home / 4,882.80-6,738.27-2,644.68

Finding the Fourth Proportional to 4,882.80, 6,738.27 and 2,644.68

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Solution

The fourth proportional to 4,882.80, 6,738.27 and 2,644.68 is: 3,649.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,882.80 : 6,738.27 = 2,644.68 : x
  2. Step 2: Convert to fraction form
    4,882.80/6,738.27 = 2,644.68/x
  3. Step 3: Cross multiply
    4,882.80x = 6,738.27 × 2,644.68
  4. Step 4: Simplify right side
    4,882.80x = 17,820,534.21
  5. Step 5: Solve for x
    x = 17,820,534.21/4,882.80
  6. Step 6: Final answer
    x = 3,649.66

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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.