Home / 8,146.11-12,222.63-5,516.58

Finding the Fourth Proportional to 8,146.11, 12,222.63 and 5,516.58

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Solution

The fourth proportional to 8,146.11, 12,222.63 and 5,516.58 is: 8,277.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,146.11 : 12,222.63 = 5,516.58 : x
  2. Step 2: Convert to fraction form
    8,146.11/12,222.63 = 5,516.58/x
  3. Step 3: Cross multiply
    8,146.11x = 12,222.63 × 5,516.58
  4. Step 4: Simplify right side
    8,146.11x = 67,427,116.21
  5. Step 5: Solve for x
    x = 67,427,116.21/8,146.11
  6. Step 6: Final answer
    x = 8,277.22

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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.