Home / 11,719.46-17,569.55-5,476.38

Finding the Fourth Proportional to 11,719.46, 17,569.55 and 5,476.38

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Solution

The fourth proportional to 11,719.46, 17,569.55 and 5,476.38 is: 8,210.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,719.46 : 17,569.55 = 5,476.38 : x
  2. Step 2: Convert to fraction form
    11,719.46/17,569.55 = 5,476.38/x
  3. Step 3: Cross multiply
    11,719.46x = 17,569.55 × 5,476.38
  4. Step 4: Simplify right side
    11,719.46x = 96,217,504.85
  5. Step 5: Solve for x
    x = 96,217,504.85/11,719.46
  6. Step 6: Final answer
    x = 8,210.07

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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.