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Finding the Fourth Proportional to 8,862.76, 13,302.35 and 4,483.29

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Solution

The fourth proportional to 8,862.76, 13,302.35 and 4,483.29 is: 6,729.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,862.76 : 13,302.35 = 4,483.29 : x
  2. Step 2: Convert to fraction form
    8,862.76/13,302.35 = 4,483.29/x
  3. Step 3: Cross multiply
    8,862.76x = 13,302.35 × 4,483.29
  4. Step 4: Simplify right side
    8,862.76x = 59,638,292.73
  5. Step 5: Solve for x
    x = 59,638,292.73/8,862.76
  6. Step 6: Final answer
    x = 6,729.09

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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.