Home / 10,246.50-15,369.48-2,850.66

Finding the Fourth Proportional to 10,246.50, 15,369.48 and 2,850.66

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Solution

The fourth proportional to 10,246.50, 15,369.48 and 2,850.66 is: 4,275.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,246.50 : 15,369.48 = 2,850.66 : x
  2. Step 2: Convert to fraction form
    10,246.50/15,369.48 = 2,850.66/x
  3. Step 3: Cross multiply
    10,246.50x = 15,369.48 × 2,850.66
  4. Step 4: Simplify right side
    10,246.50x = 43,813,161.86
  5. Step 5: Solve for x
    x = 43,813,161.86/10,246.50
  6. Step 6: Final answer
    x = 4,275.91

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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.