Home / 10,948.34-16,415.91-4,615.66

Finding the Fourth Proportional to 10,948.34, 16,415.91 and 4,615.66

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Solution

The fourth proportional to 10,948.34, 16,415.91 and 4,615.66 is: 6,920.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,948.34 : 16,415.91 = 4,615.66 : x
  2. Step 2: Convert to fraction form
    10,948.34/16,415.91 = 4,615.66/x
  3. Step 3: Cross multiply
    10,948.34x = 16,415.91 × 4,615.66
  4. Step 4: Simplify right side
    10,948.34x = 75,770,259.15
  5. Step 5: Solve for x
    x = 75,770,259.15/10,948.34
  6. Step 6: Final answer
    x = 6,920.71

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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.