Home / 6,429.27-9,643.19-2,268.51

Finding the Fourth Proportional to 6,429.27, 9,643.19 and 2,268.51

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Solution

The fourth proportional to 6,429.27, 9,643.19 and 2,268.51 is: 3,402.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,429.27 : 9,643.19 = 2,268.51 : x
  2. Step 2: Convert to fraction form
    6,429.27/9,643.19 = 2,268.51/x
  3. Step 3: Cross multiply
    6,429.27x = 9,643.19 × 2,268.51
  4. Step 4: Simplify right side
    6,429.27x = 21,875,672.95
  5. Step 5: Solve for x
    x = 21,875,672.95/6,429.27
  6. Step 6: Final answer
    x = 3,402.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.