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Finding the Fourth Proportional to 2,064.96, 3,097.40 and 525.96

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Solution

The fourth proportional to 2,064.96, 3,097.40 and 525.96 is: 788.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,064.96 : 3,097.40 = 525.96 : x
  2. Step 2: Convert to fraction form
    2,064.96/3,097.40 = 525.96/x
  3. Step 3: Cross multiply
    2,064.96x = 3,097.40 × 525.96
  4. Step 4: Simplify right side
    2,064.96x = 1,629,105.87
  5. Step 5: Solve for x
    x = 1,629,105.87/2,064.96
  6. Step 6: Final answer
    x = 788.93

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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.