Home / 6,247.03-8,618.82-4,123.63

Finding the Fourth Proportional to 6,247.03, 8,618.82 and 4,123.63

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Solution

The fourth proportional to 6,247.03, 8,618.82 and 4,123.63 is: 5,689.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247.03 : 8,618.82 = 4,123.63 : x
  2. Step 2: Convert to fraction form
    6,247.03/8,618.82 = 4,123.63/x
  3. Step 3: Cross multiply
    6,247.03x = 8,618.82 × 4,123.63
  4. Step 4: Simplify right side
    6,247.03x = 35,540,824.72
  5. Step 5: Solve for x
    x = 35,540,824.72/6,247.03
  6. Step 6: Final answer
    x = 5,689.24

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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.