Home / 3,389.34-5,081.07-1,442.94

Finding the Fourth Proportional to 3,389.34, 5,081.07 and 1,442.94

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Solution

The fourth proportional to 3,389.34, 5,081.07 and 1,442.94 is: 2,163.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389.34 : 5,081.07 = 1,442.94 : x
  2. Step 2: Convert to fraction form
    3,389.34/5,081.07 = 1,442.94/x
  3. Step 3: Cross multiply
    3,389.34x = 5,081.07 × 1,442.94
  4. Step 4: Simplify right side
    3,389.34x = 7,331,679.15
  5. Step 5: Solve for x
    x = 7,331,679.15/3,389.34
  6. Step 6: Final answer
    x = 2,163.16

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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.