Home / 3,181.15-4,772.13-1,233.10

Finding the Fourth Proportional to 3,181.15, 4,772.13 and 1,233.10

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Solution

The fourth proportional to 3,181.15, 4,772.13 and 1,233.10 is: 1,849.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181.15 : 4,772.13 = 1,233.10 : x
  2. Step 2: Convert to fraction form
    3,181.15/4,772.13 = 1,233.10/x
  3. Step 3: Cross multiply
    3,181.15x = 4,772.13 × 1,233.10
  4. Step 4: Simplify right side
    3,181.15x = 5,884,513.50
  5. Step 5: Solve for x
    x = 5,884,513.50/3,181.15
  6. Step 6: Final answer
    x = 1,849.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.