Home / 11,152.04-16,707.38-7,982.94

Finding the Fourth Proportional to 11,152.04, 16,707.38 and 7,982.94

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Solution

The fourth proportional to 11,152.04, 16,707.38 and 7,982.94 is: 11,959.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,152.04 : 16,707.38 = 7,982.94 : x
  2. Step 2: Convert to fraction form
    11,152.04/16,707.38 = 7,982.94/x
  3. Step 3: Cross multiply
    11,152.04x = 16,707.38 × 7,982.94
  4. Step 4: Simplify right side
    11,152.04x = 133,374,032.05
  5. Step 5: Solve for x
    x = 133,374,032.05/11,152.04
  6. Step 6: Final answer
    x = 11,959.61

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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.