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Finding the Fourth Proportional to 6,273.70, 9,410.55 and 4,305.40

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Solution

The fourth proportional to 6,273.70, 9,410.55 and 4,305.40 is: 6,458.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,273.70 : 9,410.55 = 4,305.40 : x
  2. Step 2: Convert to fraction form
    6,273.70/9,410.55 = 4,305.40/x
  3. Step 3: Cross multiply
    6,273.70x = 9,410.55 × 4,305.40
  4. Step 4: Simplify right side
    6,273.70x = 40,516,181.97
  5. Step 5: Solve for x
    x = 40,516,181.97/6,273.70
  6. Step 6: Final answer
    x = 6,458.10

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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.