Home / 11,717.47-17,576.41-4,318.12

Finding the Fourth Proportional to 11,717.47, 17,576.41 and 4,318.12

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Solution

The fourth proportional to 11,717.47, 17,576.41 and 4,318.12 is: 6,477.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,717.47 : 17,576.41 = 4,318.12 : x
  2. Step 2: Convert to fraction form
    11,717.47/17,576.41 = 4,318.12/x
  3. Step 3: Cross multiply
    11,717.47x = 17,576.41 × 4,318.12
  4. Step 4: Simplify right side
    11,717.47x = 75,897,047.55
  5. Step 5: Solve for x
    x = 75,897,047.55/11,717.47
  6. Step 6: Final answer
    x = 6,477.26

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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.