Home / 7,372.63-10,175.16-4,228.75

Finding the Fourth Proportional to 7,372.63, 10,175.16 and 4,228.75

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Solution

The fourth proportional to 7,372.63, 10,175.16 and 4,228.75 is: 5,836.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372.63 : 10,175.16 = 4,228.75 : x
  2. Step 2: Convert to fraction form
    7,372.63/10,175.16 = 4,228.75/x
  3. Step 3: Cross multiply
    7,372.63x = 10,175.16 × 4,228.75
  4. Step 4: Simplify right side
    7,372.63x = 43,028,207.85
  5. Step 5: Solve for x
    x = 43,028,207.85/7,372.63
  6. Step 6: Final answer
    x = 5,836.21

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Half scale
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Double scale
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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.