Home / 11,340.36-15,647.97-6,304.62

Finding the Fourth Proportional to 11,340.36, 15,647.97 and 6,304.62

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Solution

The fourth proportional to 11,340.36, 15,647.97 and 6,304.62 is: 8,699.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,340.36 : 15,647.97 = 6,304.62 : x
  2. Step 2: Convert to fraction form
    11,340.36/15,647.97 = 6,304.62/x
  3. Step 3: Cross multiply
    11,340.36x = 15,647.97 × 6,304.62
  4. Step 4: Simplify right side
    11,340.36x = 98,654,504.62
  5. Step 5: Solve for x
    x = 98,654,504.62/11,340.36
  6. Step 6: Final answer
    x = 8,699.42

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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.