Home / 11,774.17-16,248.30-6,396.58

Finding the Fourth Proportional to 11,774.17, 16,248.30 and 6,396.58

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Solution

The fourth proportional to 11,774.17, 16,248.30 and 6,396.58 is: 8,827.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,774.17 : 16,248.30 = 6,396.58 : x
  2. Step 2: Convert to fraction form
    11,774.17/16,248.30 = 6,396.58/x
  3. Step 3: Cross multiply
    11,774.17x = 16,248.30 × 6,396.58
  4. Step 4: Simplify right side
    11,774.17x = 103,933,469.57
  5. Step 5: Solve for x
    x = 103,933,469.57/11,774.17
  6. Step 6: Final answer
    x = 8,827.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.