Home / 6,120.96-9,188.26-5,719.44

Finding the Fourth Proportional to 6,120.96, 9,188.26 and 5,719.44

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Solution

The fourth proportional to 6,120.96, 9,188.26 and 5,719.44 is: 8,585.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120.96 : 9,188.26 = 5,719.44 : x
  2. Step 2: Convert to fraction form
    6,120.96/9,188.26 = 5,719.44/x
  3. Step 3: Cross multiply
    6,120.96x = 9,188.26 × 5,719.44
  4. Step 4: Simplify right side
    6,120.96x = 52,551,701.77
  5. Step 5: Solve for x
    x = 52,551,701.77/6,120.96
  6. Step 6: Final answer
    x = 8,585.53

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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.