Home / 6,476.28-8,936.94-3,644.13

Finding the Fourth Proportional to 6,476.28, 8,936.94 and 3,644.13

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Solution

The fourth proportional to 6,476.28, 8,936.94 and 3,644.13 is: 5,028.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,476.28 : 8,936.94 = 3,644.13 : x
  2. Step 2: Convert to fraction form
    6,476.28/8,936.94 = 3,644.13/x
  3. Step 3: Cross multiply
    6,476.28x = 8,936.94 × 3,644.13
  4. Step 4: Simplify right side
    6,476.28x = 32,567,371.16
  5. Step 5: Solve for x
    x = 32,567,371.16/6,476.28
  6. Step 6: Final answer
    x = 5,028.72

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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.