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Finding the Fourth Proportional to 4,028.70, 6,043.05 and 3,056.70

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Solution

The fourth proportional to 4,028.70, 6,043.05 and 3,056.70 is: 4,585.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,028.70 : 6,043.05 = 3,056.70 : x
  2. Step 2: Convert to fraction form
    4,028.70/6,043.05 = 3,056.70/x
  3. Step 3: Cross multiply
    4,028.70x = 6,043.05 × 3,056.70
  4. Step 4: Simplify right side
    4,028.70x = 18,471,790.94
  5. Step 5: Solve for x
    x = 18,471,790.94/4,028.70
  6. Step 6: Final answer
    x = 4,585.05

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.