Home / 8,835.80-13,259.66-3,641.56

Finding the Fourth Proportional to 8,835.80, 13,259.66 and 3,641.56

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Solution

The fourth proportional to 8,835.80, 13,259.66 and 3,641.56 is: 5,464.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,835.80 : 13,259.66 = 3,641.56 : x
  2. Step 2: Convert to fraction form
    8,835.80/13,259.66 = 3,641.56/x
  3. Step 3: Cross multiply
    8,835.80x = 13,259.66 × 3,641.56
  4. Step 4: Simplify right side
    8,835.80x = 48,285,847.47
  5. Step 5: Solve for x
    x = 48,285,847.47/8,835.80
  6. Step 6: Final answer
    x = 5,464.80

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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.