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Finding the Fourth Proportional to 8,894.84, 13,324.98 and 5,001.80

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Solution

The fourth proportional to 8,894.84, 13,324.98 and 5,001.80 is: 7,492.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,894.84 : 13,324.98 = 5,001.80 : x
  2. Step 2: Convert to fraction form
    8,894.84/13,324.98 = 5,001.80/x
  3. Step 3: Cross multiply
    8,894.84x = 13,324.98 × 5,001.80
  4. Step 4: Simplify right side
    8,894.84x = 66,648,884.96
  5. Step 5: Solve for x
    x = 66,648,884.96/8,894.84
  6. Step 6: Final answer
    x = 7,492.98

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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.