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Finding the Fourth Proportional to 4,898.72, 7,354.14 and 3,582.46

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Solution

The fourth proportional to 4,898.72, 7,354.14 and 3,582.46 is: 5,378.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,898.72 : 7,354.14 = 3,582.46 : x
  2. Step 2: Convert to fraction form
    4,898.72/7,354.14 = 3,582.46/x
  3. Step 3: Cross multiply
    4,898.72x = 7,354.14 × 3,582.46
  4. Step 4: Simplify right side
    4,898.72x = 26,345,912.38
  5. Step 5: Solve for x
    x = 26,345,912.38/4,898.72
  6. Step 6: Final answer
    x = 5,378.12

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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.