Home / 11,304.75-16,960.68-5,070

Finding the Fourth Proportional to 11,304.75, 16,960.68 and 5,070

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Solution

The fourth proportional to 11,304.75, 16,960.68 and 5,070 is: 7,606.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,304.75 : 16,960.68 = 5,070 : x
  2. Step 2: Convert to fraction form
    11,304.75/16,960.68 = 5,070/x
  3. Step 3: Cross multiply
    11,304.75x = 16,960.68 × 5,070
  4. Step 4: Simplify right side
    11,304.75x = 85,990,647.60
  5. Step 5: Solve for x
    x = 85,990,647.60/11,304.75
  6. Step 6: Final answer
    x = 7,606.59

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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.