Home / 2,226.11-3,339.73-666.10

Finding the Fourth Proportional to 2,226.11, 3,339.73 and 666.10

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Solution

The fourth proportional to 2,226.11, 3,339.73 and 666.10 is: 999.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.11 : 3,339.73 = 666.10 : x
  2. Step 2: Convert to fraction form
    2,226.11/3,339.73 = 666.10/x
  3. Step 3: Cross multiply
    2,226.11x = 3,339.73 × 666.10
  4. Step 4: Simplify right side
    2,226.11x = 2,224,594.15
  5. Step 5: Solve for x
    x = 2,224,594.15/2,226.11
  6. Step 6: Final answer
    x = 999.32

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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.