Home / 9,405.54-14,108.31-2,479.50

Finding the Fourth Proportional to 9,405.54, 14,108.31 and 2,479.50

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Solution

The fourth proportional to 9,405.54, 14,108.31 and 2,479.50 is: 3,719.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,405.54 : 14,108.31 = 2,479.50 : x
  2. Step 2: Convert to fraction form
    9,405.54/14,108.31 = 2,479.50/x
  3. Step 3: Cross multiply
    9,405.54x = 14,108.31 × 2,479.50
  4. Step 4: Simplify right side
    9,405.54x = 34,981,554.65
  5. Step 5: Solve for x
    x = 34,981,554.65/9,405.54
  6. Step 6: Final answer
    x = 3,719.25

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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.