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Finding the Fourth Proportional to 8,483.26, 11,703.92 and 4,898.11

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Solution

The fourth proportional to 8,483.26, 11,703.92 and 4,898.11 is: 6,757.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,483.26 : 11,703.92 = 4,898.11 : x
  2. Step 2: Convert to fraction form
    8,483.26/11,703.92 = 4,898.11/x
  3. Step 3: Cross multiply
    8,483.26x = 11,703.92 × 4,898.11
  4. Step 4: Simplify right side
    8,483.26x = 57,327,123.14
  5. Step 5: Solve for x
    x = 57,327,123.14/8,483.26
  6. Step 6: Final answer
    x = 6,757.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.