Home / 11,174.40-16,768.28-4,153.24

Finding the Fourth Proportional to 11,174.40, 16,768.28 and 4,153.24

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Solution

The fourth proportional to 11,174.40, 16,768.28 and 4,153.24 is: 6,232.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,174.40 : 16,768.28 = 4,153.24 : x
  2. Step 2: Convert to fraction form
    11,174.40/16,768.28 = 4,153.24/x
  3. Step 3: Cross multiply
    11,174.40x = 16,768.28 × 4,153.24
  4. Step 4: Simplify right side
    11,174.40x = 69,642,691.23
  5. Step 5: Solve for x
    x = 69,642,691.23/11,174.40
  6. Step 6: Final answer
    x = 6,232.34

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1.5x scale

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.