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Finding the Fourth Proportional to 2,353.33, 3,529.10 and 792.91

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Solution

The fourth proportional to 2,353.33, 3,529.10 and 792.91 is: 1,189.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,353.33 : 3,529.10 = 792.91 : x
  2. Step 2: Convert to fraction form
    2,353.33/3,529.10 = 792.91/x
  3. Step 3: Cross multiply
    2,353.33x = 3,529.10 × 792.91
  4. Step 4: Simplify right side
    2,353.33x = 2,798,254.72
  5. Step 5: Solve for x
    x = 2,798,254.72/2,353.33
  6. Step 6: Final answer
    x = 1,189.06

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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.