Home / 6,426.63-9,640.91-2,265.91

Finding the Fourth Proportional to 6,426.63, 9,640.91 and 2,265.91

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Solution

The fourth proportional to 6,426.63, 9,640.91 and 2,265.91 is: 3,399.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,426.63 : 9,640.91 = 2,265.91 : x
  2. Step 2: Convert to fraction form
    6,426.63/9,640.91 = 2,265.91/x
  3. Step 3: Cross multiply
    6,426.63x = 9,640.91 × 2,265.91
  4. Step 4: Simplify right side
    6,426.63x = 21,845,434.38
  5. Step 5: Solve for x
    x = 21,845,434.38/6,426.63
  6. Step 6: Final answer
    x = 3,399.21

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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.