Home / 2,226.08-3,072.56-1,527.28

Finding the Fourth Proportional to 2,226.08, 3,072.56 and 1,527.28

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Solution

The fourth proportional to 2,226.08, 3,072.56 and 1,527.28 is: 2,108.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.08 : 3,072.56 = 1,527.28 : x
  2. Step 2: Convert to fraction form
    2,226.08/3,072.56 = 1,527.28/x
  3. Step 3: Cross multiply
    2,226.08x = 3,072.56 × 1,527.28
  4. Step 4: Simplify right side
    2,226.08x = 4,692,659.44
  5. Step 5: Solve for x
    x = 4,692,659.44/2,226.08
  6. Step 6: Final answer
    x = 2,108.04

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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.