Home / 7,356.61-11,028.70-3,193.47

Finding the Fourth Proportional to 7,356.61, 11,028.70 and 3,193.47

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Solution

The fourth proportional to 7,356.61, 11,028.70 and 3,193.47 is: 4,787.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,356.61 : 11,028.70 = 3,193.47 : x
  2. Step 2: Convert to fraction form
    7,356.61/11,028.70 = 3,193.47/x
  3. Step 3: Cross multiply
    7,356.61x = 11,028.70 × 3,193.47
  4. Step 4: Simplify right side
    7,356.61x = 35,219,822.59
  5. Step 5: Solve for x
    x = 35,219,822.59/7,356.61
  6. Step 6: Final answer
    x = 4,787.51

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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.