Home / 10,719.27-14,789.79-6,180.84

Finding the Fourth Proportional to 10,719.27, 14,789.79 and 6,180.84

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Solution

The fourth proportional to 10,719.27, 14,789.79 and 6,180.84 is: 8,527.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,719.27 : 14,789.79 = 6,180.84 : x
  2. Step 2: Convert to fraction form
    10,719.27/14,789.79 = 6,180.84/x
  3. Step 3: Cross multiply
    10,719.27x = 14,789.79 × 6,180.84
  4. Step 4: Simplify right side
    10,719.27x = 91,413,325.62
  5. Step 5: Solve for x
    x = 91,413,325.62/10,719.27
  6. Step 6: Final answer
    x = 8,527.94

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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.