Home / 11,710.08-17,565.03-3,918.84

Finding the Fourth Proportional to 11,710.08, 17,565.03 and 3,918.84

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Solution

The fourth proportional to 11,710.08, 17,565.03 and 3,918.84 is: 5,878.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,710.08 : 17,565.03 = 3,918.84 : x
  2. Step 2: Convert to fraction form
    11,710.08/17,565.03 = 3,918.84/x
  3. Step 3: Cross multiply
    11,710.08x = 17,565.03 × 3,918.84
  4. Step 4: Simplify right side
    11,710.08x = 68,834,542.17
  5. Step 5: Solve for x
    x = 68,834,542.17/11,710.08
  6. Step 6: Final answer
    x = 5,878.23

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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.