Home / 8,835.75-13,259.70-3,641.63

Finding the Fourth Proportional to 8,835.75, 13,259.70 and 3,641.63

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Solution

The fourth proportional to 8,835.75, 13,259.70 and 3,641.63 is: 5,464.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,835.75 : 13,259.70 = 3,641.63 : x
  2. Step 2: Convert to fraction form
    8,835.75/13,259.70 = 3,641.63/x
  3. Step 3: Cross multiply
    8,835.75x = 13,259.70 × 3,641.63
  4. Step 4: Simplify right side
    8,835.75x = 48,286,921.31
  5. Step 5: Solve for x
    x = 48,286,921.31/8,835.75
  6. Step 6: Final answer
    x = 5,464.95

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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.