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Finding the Fourth Proportional to 8,800.86, 13,201.18 and 3,535.78

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Solution

The fourth proportional to 8,800.86, 13,201.18 and 3,535.78 is: 5,303.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,800.86 : 13,201.18 = 3,535.78 : x
  2. Step 2: Convert to fraction form
    8,800.86/13,201.18 = 3,535.78/x
  3. Step 3: Cross multiply
    8,800.86x = 13,201.18 × 3,535.78
  4. Step 4: Simplify right side
    8,800.86x = 46,676,468.22
  5. Step 5: Solve for x
    x = 46,676,468.22/8,800.86
  6. Step 6: Final answer
    x = 5,303.63

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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.