Home / 5,634.47-8,453.07-1,936.74

Finding the Fourth Proportional to 5,634.47, 8,453.07 and 1,936.74

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Solution

The fourth proportional to 5,634.47, 8,453.07 and 1,936.74 is: 2,905.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,634.47 : 8,453.07 = 1,936.74 : x
  2. Step 2: Convert to fraction form
    5,634.47/8,453.07 = 1,936.74/x
  3. Step 3: Cross multiply
    5,634.47x = 8,453.07 × 1,936.74
  4. Step 4: Simplify right side
    5,634.47x = 16,371,398.79
  5. Step 5: Solve for x
    x = 16,371,398.79/5,634.47
  6. Step 6: Final answer
    x = 2,905.58

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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.