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Finding the Fourth Proportional to 9,465.71, 13,063.42 and 5,217.54

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Solution

The fourth proportional to 9,465.71, 13,063.42 and 5,217.54 is: 7,200.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,465.71 : 13,063.42 = 5,217.54 : x
  2. Step 2: Convert to fraction form
    9,465.71/13,063.42 = 5,217.54/x
  3. Step 3: Cross multiply
    9,465.71x = 13,063.42 × 5,217.54
  4. Step 4: Simplify right side
    9,465.71x = 68,158,916.39
  5. Step 5: Solve for x
    x = 68,158,916.39/9,465.71
  6. Step 6: Final answer
    x = 7,200.61

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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.