Home / 9,205.41-13,807.80-2,631.59

Finding the Fourth Proportional to 9,205.41, 13,807.80 and 2,631.59

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Solution

The fourth proportional to 9,205.41, 13,807.80 and 2,631.59 is: 3,947.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,205.41 : 13,807.80 = 2,631.59 : x
  2. Step 2: Convert to fraction form
    9,205.41/13,807.80 = 2,631.59/x
  3. Step 3: Cross multiply
    9,205.41x = 13,807.80 × 2,631.59
  4. Step 4: Simplify right side
    9,205.41x = 36,336,399.36
  5. Step 5: Solve for x
    x = 36,336,399.36/9,205.41
  6. Step 6: Final answer
    x = 3,947.29

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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.