Home / 10,769.76-16,162.74-4,192.29

Finding the Fourth Proportional to 10,769.76, 16,162.74 and 4,192.29

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Solution

The fourth proportional to 10,769.76, 16,162.74 and 4,192.29 is: 6,291.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,769.76 : 16,162.74 = 4,192.29 : x
  2. Step 2: Convert to fraction form
    10,769.76/16,162.74 = 4,192.29/x
  3. Step 3: Cross multiply
    10,769.76x = 16,162.74 × 4,192.29
  4. Step 4: Simplify right side
    10,769.76x = 67,758,893.27
  5. Step 5: Solve for x
    x = 67,758,893.27/10,769.76
  6. Step 6: Final answer
    x = 6,291.59

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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.