Home / 7,774.10-11,657.71-2,226.18

Finding the Fourth Proportional to 7,774.10, 11,657.71 and 2,226.18

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Solution

The fourth proportional to 7,774.10, 11,657.71 and 2,226.18 is: 3,338.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,774.10 : 11,657.71 = 2,226.18 : x
  2. Step 2: Convert to fraction form
    7,774.10/11,657.71 = 2,226.18/x
  3. Step 3: Cross multiply
    7,774.10x = 11,657.71 × 2,226.18
  4. Step 4: Simplify right side
    7,774.10x = 25,952,160.85
  5. Step 5: Solve for x
    x = 25,952,160.85/7,774.10
  6. Step 6: Final answer
    x = 3,338.28

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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.