Home / 10,083.42-15,100.43-8,317.62

Finding the Fourth Proportional to 10,083.42, 15,100.43 and 8,317.62

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Solution

The fourth proportional to 10,083.42, 15,100.43 and 8,317.62 is: 12,456.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,083.42 : 15,100.43 = 8,317.62 : x
  2. Step 2: Convert to fraction form
    10,083.42/15,100.43 = 8,317.62/x
  3. Step 3: Cross multiply
    10,083.42x = 15,100.43 × 8,317.62
  4. Step 4: Simplify right side
    10,083.42x = 125,599,596.99
  5. Step 5: Solve for x
    x = 125,599,596.99/10,083.42
  6. Step 6: Final answer
    x = 12,456.05

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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.