Home / 8,722.04-12,028.97-5,888.66

Finding the Fourth Proportional to 8,722.04, 12,028.97 and 5,888.66

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Solution

The fourth proportional to 8,722.04, 12,028.97 and 5,888.66 is: 8,121.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,722.04 : 12,028.97 = 5,888.66 : x
  2. Step 2: Convert to fraction form
    8,722.04/12,028.97 = 5,888.66/x
  3. Step 3: Cross multiply
    8,722.04x = 12,028.97 × 5,888.66
  4. Step 4: Simplify right side
    8,722.04x = 70,834,469.06
  5. Step 5: Solve for x
    x = 70,834,469.06/8,722.04
  6. Step 6: Final answer
    x = 8,121.32

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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.