Home / 6,123.08-8,449.78-3,328.52

Finding the Fourth Proportional to 6,123.08, 8,449.78 and 3,328.52

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Solution

The fourth proportional to 6,123.08, 8,449.78 and 3,328.52 is: 4,593.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,123.08 : 8,449.78 = 3,328.52 : x
  2. Step 2: Convert to fraction form
    6,123.08/8,449.78 = 3,328.52/x
  3. Step 3: Cross multiply
    6,123.08x = 8,449.78 × 3,328.52
  4. Step 4: Simplify right side
    6,123.08x = 28,125,261.73
  5. Step 5: Solve for x
    x = 28,125,261.73/6,123.08
  6. Step 6: Final answer
    x = 4,593.32

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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.