Home / 7,376.16-11,086.20-5,451.60

Finding the Fourth Proportional to 7,376.16, 11,086.20 and 5,451.60

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Solution

The fourth proportional to 7,376.16, 11,086.20 and 5,451.60 is: 8,193.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,376.16 : 11,086.20 = 5,451.60 : x
  2. Step 2: Convert to fraction form
    7,376.16/11,086.20 = 5,451.60/x
  3. Step 3: Cross multiply
    7,376.16x = 11,086.20 × 5,451.60
  4. Step 4: Simplify right side
    7,376.16x = 60,437,527.92
  5. Step 5: Solve for x
    x = 60,437,527.92/7,376.16
  6. Step 6: Final answer
    x = 8,193.63

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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.