Home / 4,178.32-5,760.57-2,997.34

Finding the Fourth Proportional to 4,178.32, 5,760.57 and 2,997.34

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Solution

The fourth proportional to 4,178.32, 5,760.57 and 2,997.34 is: 4,132.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178.32 : 5,760.57 = 2,997.34 : x
  2. Step 2: Convert to fraction form
    4,178.32/5,760.57 = 2,997.34/x
  3. Step 3: Cross multiply
    4,178.32x = 5,760.57 × 2,997.34
  4. Step 4: Simplify right side
    4,178.32x = 17,266,386.88
  5. Step 5: Solve for x
    x = 17,266,386.88/4,178.32
  6. Step 6: Final answer
    x = 4,132.38

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Half 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.