Home / 11,405.93-17,107.02-4,008.65

Finding the Fourth Proportional to 11,405.93, 17,107.02 and 4,008.65

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Solution

The fourth proportional to 11,405.93, 17,107.02 and 4,008.65 is: 6,012.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,405.93 : 17,107.02 = 4,008.65 : x
  2. Step 2: Convert to fraction form
    11,405.93/17,107.02 = 4,008.65/x
  3. Step 3: Cross multiply
    11,405.93x = 17,107.02 × 4,008.65
  4. Step 4: Simplify right side
    11,405.93x = 68,575,970.19
  5. Step 5: Solve for x
    x = 68,575,970.19/11,405.93
  6. Step 6: Final answer
    x = 6,012.31

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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.