Home / 7,161.50-10,743.47-2,230.43

Finding the Fourth Proportional to 7,161.50, 10,743.47 and 2,230.43

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Solution

The fourth proportional to 7,161.50, 10,743.47 and 2,230.43 is: 3,346.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,161.50 : 10,743.47 = 2,230.43 : x
  2. Step 2: Convert to fraction form
    7,161.50/10,743.47 = 2,230.43/x
  3. Step 3: Cross multiply
    7,161.50x = 10,743.47 × 2,230.43
  4. Step 4: Simplify right side
    7,161.50x = 23,962,492.92
  5. Step 5: Solve for x
    x = 23,962,492.92/7,161.50
  6. Step 6: Final answer
    x = 3,346.02

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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.