Home / 2,349.14-3,241.78-1,354.51

Finding the Fourth Proportional to 2,349.14, 3,241.78 and 1,354.51

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Solution

The fourth proportional to 2,349.14, 3,241.78 and 1,354.51 is: 1,869.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,349.14 : 3,241.78 = 1,354.51 : x
  2. Step 2: Convert to fraction form
    2,349.14/3,241.78 = 1,354.51/x
  3. Step 3: Cross multiply
    2,349.14x = 3,241.78 × 1,354.51
  4. Step 4: Simplify right side
    2,349.14x = 4,391,023.43
  5. Step 5: Solve for x
    x = 4,391,023.43/2,349.14
  6. Step 6: Final answer
    x = 1,869.20

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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.