Home / 1,740.11-2,399.06-1,268.10

Finding the Fourth Proportional to 1,740.11, 2,399.06 and 1,268.10

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Solution

The fourth proportional to 1,740.11, 2,399.06 and 1,268.10 is: 1,748.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740.11 : 2,399.06 = 1,268.10 : x
  2. Step 2: Convert to fraction form
    1,740.11/2,399.06 = 1,268.10/x
  3. Step 3: Cross multiply
    1,740.11x = 2,399.06 × 1,268.10
  4. Step 4: Simplify right side
    1,740.11x = 3,042,251.16
  5. Step 5: Solve for x
    x = 3,042,251.16/1,740.11
  6. Step 6: Final answer
    x = 1,748.31

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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.