Home / 9,909.29-14,865.87-3,669.36

Finding the Fourth Proportional to 9,909.29, 14,865.87 and 3,669.36

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Solution

The fourth proportional to 9,909.29, 14,865.87 and 3,669.36 is: 5,504.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,909.29 : 14,865.87 = 3,669.36 : x
  2. Step 2: Convert to fraction form
    9,909.29/14,865.87 = 3,669.36/x
  3. Step 3: Cross multiply
    9,909.29x = 14,865.87 × 3,669.36
  4. Step 4: Simplify right side
    9,909.29x = 54,548,228.74
  5. Step 5: Solve for x
    x = 54,548,228.74/9,909.29
  6. Step 6: Final answer
    x = 5,504.76

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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.