Home / 12,352.67-17,046.54-6,687.28

Finding the Fourth Proportional to 12,352.67, 17,046.54 and 6,687.28

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Solution

The fourth proportional to 12,352.67, 17,046.54 and 6,687.28 is: 9,228.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,352.67 : 17,046.54 = 6,687.28 : x
  2. Step 2: Convert to fraction form
    12,352.67/17,046.54 = 6,687.28/x
  3. Step 3: Cross multiply
    12,352.67x = 17,046.54 × 6,687.28
  4. Step 4: Simplify right side
    12,352.67x = 113,994,943.39
  5. Step 5: Solve for x
    x = 113,994,943.39/12,352.67
  6. Step 6: Final answer
    x = 9,228.37

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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.