Home / 4,864.60-7,286.10-4,000.60

Finding the Fourth Proportional to 4,864.60, 7,286.10 and 4,000.60

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Solution

The fourth proportional to 4,864.60, 7,286.10 and 4,000.60 is: 5,992.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,864.60 : 7,286.10 = 4,000.60 : x
  2. Step 2: Convert to fraction form
    4,864.60/7,286.10 = 4,000.60/x
  3. Step 3: Cross multiply
    4,864.60x = 7,286.10 × 4,000.60
  4. Step 4: Simplify right side
    4,864.60x = 29,148,771.66
  5. Step 5: Solve for x
    x = 29,148,771.66/4,864.60
  6. Step 6: Final answer
    x = 5,992.02

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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.