Home / 11,405.68-17,116.18-4,010.18

Finding the Fourth Proportional to 11,405.68, 17,116.18 and 4,010.18

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Solution

The fourth proportional to 11,405.68, 17,116.18 and 4,010.18 is: 6,017.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,405.68 : 17,116.18 = 4,010.18 : x
  2. Step 2: Convert to fraction form
    11,405.68/17,116.18 = 4,010.18/x
  3. Step 3: Cross multiply
    11,405.68x = 17,116.18 × 4,010.18
  4. Step 4: Simplify right side
    11,405.68x = 68,638,867.11
  5. Step 5: Solve for x
    x = 68,638,867.11/11,405.68
  6. Step 6: Final answer
    x = 6,017.96

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1.5x scale

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.