Home / 11,541.90-17,311.04-3,221.04

Finding the Fourth Proportional to 11,541.90, 17,311.04 and 3,221.04

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Solution

The fourth proportional to 11,541.90, 17,311.04 and 3,221.04 is: 4,831.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,541.90 : 17,311.04 = 3,221.04 : x
  2. Step 2: Convert to fraction form
    11,541.90/17,311.04 = 3,221.04/x
  3. Step 3: Cross multiply
    11,541.90x = 17,311.04 × 3,221.04
  4. Step 4: Simplify right side
    11,541.90x = 55,759,552.28
  5. Step 5: Solve for x
    x = 55,759,552.28/11,541.90
  6. Step 6: Final answer
    x = 4,831.05

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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.