Home / 8,873.64-13,305.83-3,605.65

Finding the Fourth Proportional to 8,873.64, 13,305.83 and 3,605.65

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Solution

The fourth proportional to 8,873.64, 13,305.83 and 3,605.65 is: 5,406.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,873.64 : 13,305.83 = 3,605.65 : x
  2. Step 2: Convert to fraction form
    8,873.64/13,305.83 = 3,605.65/x
  3. Step 3: Cross multiply
    8,873.64x = 13,305.83 × 3,605.65
  4. Step 4: Simplify right side
    8,873.64x = 47,976,114.65
  5. Step 5: Solve for x
    x = 47,976,114.65/8,873.64
  6. Step 6: Final answer
    x = 5,406.59

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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.