Home / 7,083.88-10,626.42-3,389.06

Finding the Fourth Proportional to 7,083.88, 10,626.42 and 3,389.06

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Solution

The fourth proportional to 7,083.88, 10,626.42 and 3,389.06 is: 5,083.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,083.88 : 10,626.42 = 3,389.06 : x
  2. Step 2: Convert to fraction form
    7,083.88/10,626.42 = 3,389.06/x
  3. Step 3: Cross multiply
    7,083.88x = 10,626.42 × 3,389.06
  4. Step 4: Simplify right side
    7,083.88x = 36,013,574.97
  5. Step 5: Solve for x
    x = 36,013,574.97/7,083.88
  6. Step 6: Final answer
    x = 5,083.88

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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.