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Finding the Fourth Proportional to 7,319.68, 10,979.52 and 1,773.03

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Solution

The fourth proportional to 7,319.68, 10,979.52 and 1,773.03 is: 2,659.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,319.68 : 10,979.52 = 1,773.03 : x
  2. Step 2: Convert to fraction form
    7,319.68/10,979.52 = 1,773.03/x
  3. Step 3: Cross multiply
    7,319.68x = 10,979.52 × 1,773.03
  4. Step 4: Simplify right side
    7,319.68x = 19,467,001.08
  5. Step 5: Solve for x
    x = 19,467,001.08/7,319.68
  6. Step 6: Final answer
    x = 2,659.54

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Similar ratio
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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.