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Finding the Fourth Proportional to 6,895.73, 9,516.18 and 4,062.56

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Solution

The fourth proportional to 6,895.73, 9,516.18 and 4,062.56 is: 5,606.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,895.73 : 9,516.18 = 4,062.56 : x
  2. Step 2: Convert to fraction form
    6,895.73/9,516.18 = 4,062.56/x
  3. Step 3: Cross multiply
    6,895.73x = 9,516.18 × 4,062.56
  4. Step 4: Simplify right side
    6,895.73x = 38,660,019.87
  5. Step 5: Solve for x
    x = 38,660,019.87/6,895.73
  6. Step 6: Final answer
    x = 5,606.37

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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.