Home / 2,226.48-3,073.08-2,122.32

Finding the Fourth Proportional to 2,226.48, 3,073.08 and 2,122.32

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Solution

The fourth proportional to 2,226.48, 3,073.08 and 2,122.32 is: 2,929.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.48 : 3,073.08 = 2,122.32 : x
  2. Step 2: Convert to fraction form
    2,226.48/3,073.08 = 2,122.32/x
  3. Step 3: Cross multiply
    2,226.48x = 3,073.08 × 2,122.32
  4. Step 4: Simplify right side
    2,226.48x = 6,522,059.15
  5. Step 5: Solve for x
    x = 6,522,059.15/2,226.48
  6. Step 6: Final answer
    x = 2,929.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.