Home / 7,823.11-11,719.54-4,349.83

Finding the Fourth Proportional to 7,823.11, 11,719.54 and 4,349.83

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Solution

The fourth proportional to 7,823.11, 11,719.54 and 4,349.83 is: 6,516.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,823.11 : 11,719.54 = 4,349.83 : x
  2. Step 2: Convert to fraction form
    7,823.11/11,719.54 = 4,349.83/x
  3. Step 3: Cross multiply
    7,823.11x = 11,719.54 × 4,349.83
  4. Step 4: Simplify right side
    7,823.11x = 50,978,006.68
  5. Step 5: Solve for x
    x = 50,978,006.68/7,823.11
  6. Step 6: Final answer
    x = 6,516.34

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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.