Home / 11,868.83-17,803.16-3,548.60

Finding the Fourth Proportional to 11,868.83, 17,803.16 and 3,548.60

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Solution

The fourth proportional to 11,868.83, 17,803.16 and 3,548.60 is: 5,322.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,868.83 : 17,803.16 = 3,548.60 : x
  2. Step 2: Convert to fraction form
    11,868.83/17,803.16 = 3,548.60/x
  3. Step 3: Cross multiply
    11,868.83x = 17,803.16 × 3,548.60
  4. Step 4: Simplify right side
    11,868.83x = 63,176,275.83
  5. Step 5: Solve for x
    x = 63,176,275.83/11,868.83
  6. Step 6: Final answer
    x = 5,322.87

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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.