Home / 10,243.08-15,364.26-3,222.90

Finding the Fourth Proportional to 10,243.08, 15,364.26 and 3,222.90

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Solution

The fourth proportional to 10,243.08, 15,364.26 and 3,222.90 is: 4,834.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,243.08 : 15,364.26 = 3,222.90 : x
  2. Step 2: Convert to fraction form
    10,243.08/15,364.26 = 3,222.90/x
  3. Step 3: Cross multiply
    10,243.08x = 15,364.26 × 3,222.90
  4. Step 4: Simplify right side
    10,243.08x = 49,517,473.55
  5. Step 5: Solve for x
    x = 49,517,473.55/10,243.08
  6. Step 6: Final answer
    x = 4,834.24

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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.