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Finding the Fourth Proportional to 4,695.88, 7,044.63 and 2,098.72

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Solution

The fourth proportional to 4,695.88, 7,044.63 and 2,098.72 is: 3,148.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,695.88 : 7,044.63 = 2,098.72 : x
  2. Step 2: Convert to fraction form
    4,695.88/7,044.63 = 2,098.72/x
  3. Step 3: Cross multiply
    4,695.88x = 7,044.63 × 2,098.72
  4. Step 4: Simplify right side
    4,695.88x = 14,784,705.87
  5. Step 5: Solve for x
    x = 14,784,705.87/4,695.88
  6. Step 6: Final answer
    x = 3,148.44

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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.