Home / 3,650.03-5,037.09-2,078.13

Finding the Fourth Proportional to 3,650.03, 5,037.09 and 2,078.13

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Solution

The fourth proportional to 3,650.03, 5,037.09 and 2,078.13 is: 2,867.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650.03 : 5,037.09 = 2,078.13 : x
  2. Step 2: Convert to fraction form
    3,650.03/5,037.09 = 2,078.13/x
  3. Step 3: Cross multiply
    3,650.03x = 5,037.09 × 2,078.13
  4. Step 4: Simplify right side
    3,650.03x = 10,467,727.84
  5. Step 5: Solve for x
    x = 10,467,727.84/3,650.03
  6. Step 6: Final answer
    x = 2,867.85

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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.