Home / 10,161.05-14,023.53-6,181.92

Finding the Fourth Proportional to 10,161.05, 14,023.53 and 6,181.92

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Solution

The fourth proportional to 10,161.05, 14,023.53 and 6,181.92 is: 8,531.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,161.05 : 14,023.53 = 6,181.92 : x
  2. Step 2: Convert to fraction form
    10,161.05/14,023.53 = 6,181.92/x
  3. Step 3: Cross multiply
    10,161.05x = 14,023.53 × 6,181.92
  4. Step 4: Simplify right side
    10,161.05x = 86,692,340.58
  5. Step 5: Solve for x
    x = 86,692,340.58/10,161.05
  6. Step 6: Final answer
    x = 8,531.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.