Home / 3,389.10-5,083.65-2,226.45

Finding the Fourth Proportional to 3,389.10, 5,083.65 and 2,226.45

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Solution

The fourth proportional to 3,389.10, 5,083.65 and 2,226.45 is: 3,339.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389.10 : 5,083.65 = 2,226.45 : x
  2. Step 2: Convert to fraction form
    3,389.10/5,083.65 = 2,226.45/x
  3. Step 3: Cross multiply
    3,389.10x = 5,083.65 × 2,226.45
  4. Step 4: Simplify right side
    3,389.10x = 11,318,492.54
  5. Step 5: Solve for x
    x = 11,318,492.54/3,389.10
  6. Step 6: Final answer
    x = 3,339.68

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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.