Home / 4,256.78-5,874.30-2,393.78

Finding the Fourth Proportional to 4,256.78, 5,874.30 and 2,393.78

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Solution

The fourth proportional to 4,256.78, 5,874.30 and 2,393.78 is: 3,303.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,256.78 : 5,874.30 = 2,393.78 : x
  2. Step 2: Convert to fraction form
    4,256.78/5,874.30 = 2,393.78/x
  3. Step 3: Cross multiply
    4,256.78x = 5,874.30 × 2,393.78
  4. Step 4: Simplify right side
    4,256.78x = 14,061,781.85
  5. Step 5: Solve for x
    x = 14,061,781.85/4,256.78
  6. Step 6: Final answer
    x = 3,303.38

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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.