Home / 7,516.17-11,258.85-4,222.35

Finding the Fourth Proportional to 7,516.17, 11,258.85 and 4,222.35

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Solution

The fourth proportional to 7,516.17, 11,258.85 and 4,222.35 is: 6,324.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516.17 : 11,258.85 = 4,222.35 : x
  2. Step 2: Convert to fraction form
    7,516.17/11,258.85 = 4,222.35/x
  3. Step 3: Cross multiply
    7,516.17x = 11,258.85 × 4,222.35
  4. Step 4: Simplify right side
    7,516.17x = 47,538,805.30
  5. Step 5: Solve for x
    x = 47,538,805.30/7,516.17
  6. Step 6: Final answer
    x = 6,324.87

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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.