Home / 4,155.31-6,233.99-1,233.61

Finding the Fourth Proportional to 4,155.31, 6,233.99 and 1,233.61

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Solution

The fourth proportional to 4,155.31, 6,233.99 and 1,233.61 is: 1,850.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.31 : 6,233.99 = 1,233.61 : x
  2. Step 2: Convert to fraction form
    4,155.31/6,233.99 = 1,233.61/x
  3. Step 3: Cross multiply
    4,155.31x = 6,233.99 × 1,233.61
  4. Step 4: Simplify right side
    4,155.31x = 7,690,312.40
  5. Step 5: Solve for x
    x = 7,690,312.40/4,155.31
  6. Step 6: Final answer
    x = 1,850.72

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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.