Home / 9,214.80-13,811.85-3,666.65

Finding the Fourth Proportional to 9,214.80, 13,811.85 and 3,666.65

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Solution

The fourth proportional to 9,214.80, 13,811.85 and 3,666.65 is: 5,495.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,214.80 : 13,811.85 = 3,666.65 : x
  2. Step 2: Convert to fraction form
    9,214.80/13,811.85 = 3,666.65/x
  3. Step 3: Cross multiply
    9,214.80x = 13,811.85 × 3,666.65
  4. Step 4: Simplify right side
    9,214.80x = 50,643,150.74
  5. Step 5: Solve for x
    x = 50,643,150.74/9,214.80
  6. Step 6: Final answer
    x = 5,495.85

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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.