Home / 11,306.80-16,962.90-4,729.33

Finding the Fourth Proportional to 11,306.80, 16,962.90 and 4,729.33

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Solution

The fourth proportional to 11,306.80, 16,962.90 and 4,729.33 is: 7,095.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,306.80 : 16,962.90 = 4,729.33 : x
  2. Step 2: Convert to fraction form
    11,306.80/16,962.90 = 4,729.33/x
  3. Step 3: Cross multiply
    11,306.80x = 16,962.90 × 4,729.33
  4. Step 4: Simplify right side
    11,306.80x = 80,223,151.86
  5. Step 5: Solve for x
    x = 80,223,151.86/11,306.80
  6. Step 6: Final answer
    x = 7,095.12

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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.