Home / 7,367.20-11,061.60-5,725.60

Finding the Fourth Proportional to 7,367.20, 11,061.60 and 5,725.60

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Solution

The fourth proportional to 7,367.20, 11,061.60 and 5,725.60 is: 8,596.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,367.20 : 11,061.60 = 5,725.60 : x
  2. Step 2: Convert to fraction form
    7,367.20/11,061.60 = 5,725.60/x
  3. Step 3: Cross multiply
    7,367.20x = 11,061.60 × 5,725.60
  4. Step 4: Simplify right side
    7,367.20x = 63,334,296.96
  5. Step 5: Solve for x
    x = 63,334,296.96/7,367.20
  6. Step 6: Final answer
    x = 8,596.79

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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.