Home / 7,714.33-11,572.03-3,817.69

Finding the Fourth Proportional to 7,714.33, 11,572.03 and 3,817.69

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Solution

The fourth proportional to 7,714.33, 11,572.03 and 3,817.69 is: 5,726.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,714.33 : 11,572.03 = 3,817.69 : x
  2. Step 2: Convert to fraction form
    7,714.33/11,572.03 = 3,817.69/x
  3. Step 3: Cross multiply
    7,714.33x = 11,572.03 × 3,817.69
  4. Step 4: Simplify right side
    7,714.33x = 44,178,399.05
  5. Step 5: Solve for x
    x = 44,178,399.05/7,714.33
  6. Step 6: Final answer
    x = 5,726.80

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1.5x scale

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.