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Finding the Fourth Proportional to 5,364.76, 8,044.20 and 1,665.96

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Solution

The fourth proportional to 5,364.76, 8,044.20 and 1,665.96 is: 2,498.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,364.76 : 8,044.20 = 1,665.96 : x
  2. Step 2: Convert to fraction form
    5,364.76/8,044.20 = 1,665.96/x
  3. Step 3: Cross multiply
    5,364.76x = 8,044.20 × 1,665.96
  4. Step 4: Simplify right side
    5,364.76x = 13,401,315.43
  5. Step 5: Solve for x
    x = 13,401,315.43/5,364.76
  6. Step 6: Final answer
    x = 2,498.03

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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.