Home / 6,177.77-9,255.87-5,144.42

Finding the Fourth Proportional to 6,177.77, 9,255.87 and 5,144.42

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Solution

The fourth proportional to 6,177.77, 9,255.87 and 5,144.42 is: 7,707.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,177.77 : 9,255.87 = 5,144.42 : x
  2. Step 2: Convert to fraction form
    6,177.77/9,255.87 = 5,144.42/x
  3. Step 3: Cross multiply
    6,177.77x = 9,255.87 × 5,144.42
  4. Step 4: Simplify right side
    6,177.77x = 47,616,082.75
  5. Step 5: Solve for x
    x = 47,616,082.75/6,177.77
  6. Step 6: Final answer
    x = 7,707.65

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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.