Home / 6,538.26-9,808.08-2,155.74

Finding the Fourth Proportional to 6,538.26, 9,808.08 and 2,155.74

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Solution

The fourth proportional to 6,538.26, 9,808.08 and 2,155.74 is: 3,233.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,538.26 : 9,808.08 = 2,155.74 : x
  2. Step 2: Convert to fraction form
    6,538.26/9,808.08 = 2,155.74/x
  3. Step 3: Cross multiply
    6,538.26x = 9,808.08 × 2,155.74
  4. Step 4: Simplify right side
    6,538.26x = 21,143,670.38
  5. Step 5: Solve for x
    x = 21,143,670.38/6,538.26
  6. Step 6: Final answer
    x = 3,233.84

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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.