Home / 7,226.24-10,839.36-4,512.64

Finding the Fourth Proportional to 7,226.24, 10,839.36 and 4,512.64

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Solution

The fourth proportional to 7,226.24, 10,839.36 and 4,512.64 is: 6,768.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,226.24 : 10,839.36 = 4,512.64 : x
  2. Step 2: Convert to fraction form
    7,226.24/10,839.36 = 4,512.64/x
  3. Step 3: Cross multiply
    7,226.24x = 10,839.36 × 4,512.64
  4. Step 4: Simplify right side
    7,226.24x = 48,914,129.51
  5. Step 5: Solve for x
    x = 48,914,129.51/7,226.24
  6. Step 6: Final answer
    x = 6,768.96

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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.