Home / 11,869.14-17,803.46-3,549.18

Finding the Fourth Proportional to 11,869.14, 17,803.46 and 3,549.18

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Solution

The fourth proportional to 11,869.14, 17,803.46 and 3,549.18 is: 5,323.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,869.14 : 17,803.46 = 3,549.18 : x
  2. Step 2: Convert to fraction form
    11,869.14/17,803.46 = 3,549.18/x
  3. Step 3: Cross multiply
    11,869.14x = 17,803.46 × 3,549.18
  4. Step 4: Simplify right side
    11,869.14x = 63,187,684.16
  5. Step 5: Solve for x
    x = 63,187,684.16/11,869.14
  6. Step 6: Final answer
    x = 5,323.70

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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.