Home / 4,803.44-6,627.28-2,813.80

Finding the Fourth Proportional to 4,803.44, 6,627.28 and 2,813.80

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Solution

The fourth proportional to 4,803.44, 6,627.28 and 2,813.80 is: 3,882.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,803.44 : 6,627.28 = 2,813.80 : x
  2. Step 2: Convert to fraction form
    4,803.44/6,627.28 = 2,813.80/x
  3. Step 3: Cross multiply
    4,803.44x = 6,627.28 × 2,813.80
  4. Step 4: Simplify right side
    4,803.44x = 18,647,840.46
  5. Step 5: Solve for x
    x = 18,647,840.46/4,803.44
  6. Step 6: Final answer
    x = 3,882.18

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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.