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Finding the Fourth Proportional to 8,887.77, 13,323.42 and 3,344.79

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Solution

The fourth proportional to 8,887.77, 13,323.42 and 3,344.79 is: 5,014.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,887.77 : 13,323.42 = 3,344.79 : x
  2. Step 2: Convert to fraction form
    8,887.77/13,323.42 = 3,344.79/x
  3. Step 3: Cross multiply
    8,887.77x = 13,323.42 × 3,344.79
  4. Step 4: Simplify right side
    8,887.77x = 44,564,104.49
  5. Step 5: Solve for x
    x = 44,564,104.49/8,887.77
  6. Step 6: Final answer
    x = 5,014.09

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1.5x scale

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.