Home / 7,097.01-9,781.87-4,855.02

Finding the Fourth Proportional to 7,097.01, 9,781.87 and 4,855.02

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Solution

The fourth proportional to 7,097.01, 9,781.87 and 4,855.02 is: 6,691.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,097.01 : 9,781.87 = 4,855.02 : x
  2. Step 2: Convert to fraction form
    7,097.01/9,781.87 = 4,855.02/x
  3. Step 3: Cross multiply
    7,097.01x = 9,781.87 × 4,855.02
  4. Step 4: Simplify right side
    7,097.01x = 47,491,174.49
  5. Step 5: Solve for x
    x = 47,491,174.49/7,097.01
  6. Step 6: Final answer
    x = 6,691.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.