Home / 2,286.91-3,157.28-1,502.34

Finding the Fourth Proportional to 2,286.91, 3,157.28 and 1,502.34

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Solution

The fourth proportional to 2,286.91, 3,157.28 and 1,502.34 is: 2,074.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286.91 : 3,157.28 = 1,502.34 : x
  2. Step 2: Convert to fraction form
    2,286.91/3,157.28 = 1,502.34/x
  3. Step 3: Cross multiply
    2,286.91x = 3,157.28 × 1,502.34
  4. Step 4: Simplify right side
    2,286.91x = 4,743,308.04
  5. Step 5: Solve for x
    x = 4,743,308.04/2,286.91
  6. Step 6: Final answer
    x = 2,074.11

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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.