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Finding the Fourth Proportional to 2,173.35, 3,260.03 and 529.89

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Solution

The fourth proportional to 2,173.35, 3,260.03 and 529.89 is: 794.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,173.35 : 3,260.03 = 529.89 : x
  2. Step 2: Convert to fraction form
    2,173.35/3,260.03 = 529.89/x
  3. Step 3: Cross multiply
    2,173.35x = 3,260.03 × 529.89
  4. Step 4: Simplify right side
    2,173.35x = 1,727,457.30
  5. Step 5: Solve for x
    x = 1,727,457.30/2,173.35
  6. Step 6: Final answer
    x = 794.84

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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.