Home / 4,280.97-5,903.07-2,786.13

Finding the Fourth Proportional to 4,280.97, 5,903.07 and 2,786.13

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Solution

The fourth proportional to 4,280.97, 5,903.07 and 2,786.13 is: 3,841.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,280.97 : 5,903.07 = 2,786.13 : x
  2. Step 2: Convert to fraction form
    4,280.97/5,903.07 = 2,786.13/x
  3. Step 3: Cross multiply
    4,280.97x = 5,903.07 × 2,786.13
  4. Step 4: Simplify right side
    4,280.97x = 16,446,720.42
  5. Step 5: Solve for x
    x = 16,446,720.42/4,280.97
  6. Step 6: Final answer
    x = 3,841.82

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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.