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Finding the Fourth Proportional to 8,305.01, 12,457.52 and 4,800.37

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Solution

The fourth proportional to 8,305.01, 12,457.52 and 4,800.37 is: 7,200.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,305.01 : 12,457.52 = 4,800.37 : x
  2. Step 2: Convert to fraction form
    8,305.01/12,457.52 = 4,800.37/x
  3. Step 3: Cross multiply
    8,305.01x = 12,457.52 × 4,800.37
  4. Step 4: Simplify right side
    8,305.01x = 59,800,705.28
  5. Step 5: Solve for x
    x = 59,800,705.28/8,305.01
  6. Step 6: Final answer
    x = 7,200.56

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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.