Home / 11,774.53-16,248.90-6,469.45

Finding the Fourth Proportional to 11,774.53, 16,248.90 and 6,469.45

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Solution

The fourth proportional to 11,774.53, 16,248.90 and 6,469.45 is: 8,927.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,774.53 : 16,248.90 = 6,469.45 : x
  2. Step 2: Convert to fraction form
    11,774.53/16,248.90 = 6,469.45/x
  3. Step 3: Cross multiply
    11,774.53x = 16,248.90 × 6,469.45
  4. Step 4: Simplify right side
    11,774.53x = 105,121,446.11
  5. Step 5: Solve for x
    x = 105,121,446.11/11,774.53
  6. Step 6: Final answer
    x = 8,927.87

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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.