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Finding the Fourth Proportional to 8,944.16, 13,416.03 and 2,370.80

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Solution

The fourth proportional to 8,944.16, 13,416.03 and 2,370.80 is: 3,556.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,944.16 : 13,416.03 = 2,370.80 : x
  2. Step 2: Convert to fraction form
    8,944.16/13,416.03 = 2,370.80/x
  3. Step 3: Cross multiply
    8,944.16x = 13,416.03 × 2,370.80
  4. Step 4: Simplify right side
    8,944.16x = 31,806,757.46
  5. Step 5: Solve for x
    x = 31,806,757.46/8,944.16
  6. Step 6: Final answer
    x = 3,556.15

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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.