Home / 7,227.80-10,838.28-3,332.60

Finding the Fourth Proportional to 7,227.80, 10,838.28 and 3,332.60

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Solution

The fourth proportional to 7,227.80, 10,838.28 and 3,332.60 is: 4,997.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,227.80 : 10,838.28 = 3,332.60 : x
  2. Step 2: Convert to fraction form
    7,227.80/10,838.28 = 3,332.60/x
  3. Step 3: Cross multiply
    7,227.80x = 10,838.28 × 3,332.60
  4. Step 4: Simplify right side
    7,227.80x = 36,119,651.93
  5. Step 5: Solve for x
    x = 36,119,651.93/7,227.80
  6. Step 6: Final answer
    x = 4,997.32

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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.