Home / 11,411.97-17,117.85-3,092.81

Finding the Fourth Proportional to 11,411.97, 17,117.85 and 3,092.81

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Solution

The fourth proportional to 11,411.97, 17,117.85 and 3,092.81 is: 4,639.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,411.97 : 17,117.85 = 3,092.81 : x
  2. Step 2: Convert to fraction form
    11,411.97/17,117.85 = 3,092.81/x
  3. Step 3: Cross multiply
    11,411.97x = 17,117.85 × 3,092.81
  4. Step 4: Simplify right side
    11,411.97x = 52,942,172.07
  5. Step 5: Solve for x
    x = 52,942,172.07/11,411.97
  6. Step 6: Final answer
    x = 4,639.18

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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.