Home / 2,226.24-3,071.70-1,341.72

Finding the Fourth Proportional to 2,226.24, 3,071.70 and 1,341.72

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Solution

The fourth proportional to 2,226.24, 3,071.70 and 1,341.72 is: 1,851.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.24 : 3,071.70 = 1,341.72 : x
  2. Step 2: Convert to fraction form
    2,226.24/3,071.70 = 1,341.72/x
  3. Step 3: Cross multiply
    2,226.24x = 3,071.70 × 1,341.72
  4. Step 4: Simplify right side
    2,226.24x = 4,121,361.32
  5. Step 5: Solve for x
    x = 4,121,361.32/2,226.24
  6. Step 6: Final answer
    x = 1,851.27

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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.