Home / 3,616.16-4,990.96-3,025.76

Finding the Fourth Proportional to 3,616.16, 4,990.96 and 3,025.76

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Solution

The fourth proportional to 3,616.16, 4,990.96 and 3,025.76 is: 4,176.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616.16 : 4,990.96 = 3,025.76 : x
  2. Step 2: Convert to fraction form
    3,616.16/4,990.96 = 3,025.76/x
  3. Step 3: Cross multiply
    3,616.16x = 4,990.96 × 3,025.76
  4. Step 4: Simplify right side
    3,616.16x = 15,101,447.13
  5. Step 5: Solve for x
    x = 15,101,447.13/3,616.16
  6. Step 6: Final answer
    x = 4,176.10

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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.