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Finding the Fourth Proportional to 8,800.16, 13,205.10 and 3,605.63

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Solution

The fourth proportional to 8,800.16, 13,205.10 and 3,605.63 is: 5,410.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,800.16 : 13,205.10 = 3,605.63 : x
  2. Step 2: Convert to fraction form
    8,800.16/13,205.10 = 3,605.63/x
  3. Step 3: Cross multiply
    8,800.16x = 13,205.10 × 3,605.63
  4. Step 4: Simplify right side
    8,800.16x = 47,612,638.69
  5. Step 5: Solve for x
    x = 47,612,638.69/8,800.16
  6. Step 6: Final answer
    x = 5,410.43

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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.