Home / 7,774.25-11,654.03-3,097.15

Finding the Fourth Proportional to 7,774.25, 11,654.03 and 3,097.15

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Solution

The fourth proportional to 7,774.25, 11,654.03 and 3,097.15 is: 4,642.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,774.25 : 11,654.03 = 3,097.15 : x
  2. Step 2: Convert to fraction form
    7,774.25/11,654.03 = 3,097.15/x
  3. Step 3: Cross multiply
    7,774.25x = 11,654.03 × 3,097.15
  4. Step 4: Simplify right side
    7,774.25x = 36,094,279.01
  5. Step 5: Solve for x
    x = 36,094,279.01/7,774.25
  6. Step 6: Final answer
    x = 4,642.80

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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.