Home / 10,747.44-16,122.12-4,175.28

Finding the Fourth Proportional to 10,747.44, 16,122.12 and 4,175.28

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Solution

The fourth proportional to 10,747.44, 16,122.12 and 4,175.28 is: 6,263.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,747.44 : 16,122.12 = 4,175.28 : x
  2. Step 2: Convert to fraction form
    10,747.44/16,122.12 = 4,175.28/x
  3. Step 3: Cross multiply
    10,747.44x = 16,122.12 × 4,175.28
  4. Step 4: Simplify right side
    10,747.44x = 67,314,365.19
  5. Step 5: Solve for x
    x = 67,314,365.19/10,747.44
  6. Step 6: Final answer
    x = 6,263.29

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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.