Home / 6,180.19-9,261.62-3,408.16

Finding the Fourth Proportional to 6,180.19, 9,261.62 and 3,408.16

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Solution

The fourth proportional to 6,180.19, 9,261.62 and 3,408.16 is: 5,107.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,180.19 : 9,261.62 = 3,408.16 : x
  2. Step 2: Convert to fraction form
    6,180.19/9,261.62 = 3,408.16/x
  3. Step 3: Cross multiply
    6,180.19x = 9,261.62 × 3,408.16
  4. Step 4: Simplify right side
    6,180.19x = 31,565,082.82
  5. Step 5: Solve for x
    x = 31,565,082.82/6,180.19
  6. Step 6: Final answer
    x = 5,107.46

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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.