Home / 2,141.13-2,954.16-1,344.54

Finding the Fourth Proportional to 2,141.13, 2,954.16 and 1,344.54

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Solution

The fourth proportional to 2,141.13, 2,954.16 and 1,344.54 is: 1,855.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,141.13 : 2,954.16 = 1,344.54 : x
  2. Step 2: Convert to fraction form
    2,141.13/2,954.16 = 1,344.54/x
  3. Step 3: Cross multiply
    2,141.13x = 2,954.16 × 1,344.54
  4. Step 4: Simplify right side
    2,141.13x = 3,971,986.29
  5. Step 5: Solve for x
    x = 3,971,986.29/2,141.13
  6. Step 6: Final answer
    x = 1,855.09

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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.