Home / 4,155.38-6,233.09-1,077.38

Finding the Fourth Proportional to 4,155.38, 6,233.09 and 1,077.38

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Solution

The fourth proportional to 4,155.38, 6,233.09 and 1,077.38 is: 1,616.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.38 : 6,233.09 = 1,077.38 : x
  2. Step 2: Convert to fraction form
    4,155.38/6,233.09 = 1,077.38/x
  3. Step 3: Cross multiply
    4,155.38x = 6,233.09 × 1,077.38
  4. Step 4: Simplify right side
    4,155.38x = 6,715,369.95
  5. Step 5: Solve for x
    x = 6,715,369.95/4,155.38
  6. Step 6: Final answer
    x = 1,616.07

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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.