Home / 3,636.85-5,010.86-3,037.12

Finding the Fourth Proportional to 3,636.85, 5,010.86 and 3,037.12

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Solution

The fourth proportional to 3,636.85, 5,010.86 and 3,037.12 is: 4,184.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636.85 : 5,010.86 = 3,037.12 : x
  2. Step 2: Convert to fraction form
    3,636.85/5,010.86 = 3,037.12/x
  3. Step 3: Cross multiply
    3,636.85x = 5,010.86 × 3,037.12
  4. Step 4: Simplify right side
    3,636.85x = 15,218,583.12
  5. Step 5: Solve for x
    x = 15,218,583.12/3,636.85
  6. Step 6: Final answer
    x = 4,184.55

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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.