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Finding the Fourth Proportional to 3,516.92, 5,275.23 and 1,955.93

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Solution

The fourth proportional to 3,516.92, 5,275.23 and 1,955.93 is: 2,933.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.92 : 5,275.23 = 1,955.93 : x
  2. Step 2: Convert to fraction form
    3,516.92/5,275.23 = 1,955.93/x
  3. Step 3: Cross multiply
    3,516.92x = 5,275.23 × 1,955.93
  4. Step 4: Simplify right side
    3,516.92x = 10,317,954.24
  5. Step 5: Solve for x
    x = 10,317,954.24/3,516.92
  6. Step 6: Final answer
    x = 2,933.81

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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.