Home / 4,188.50-6,273.18-1,998.77

Finding the Fourth Proportional to 4,188.50, 6,273.18 and 1,998.77

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Solution

The fourth proportional to 4,188.50, 6,273.18 and 1,998.77 is: 2,993.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188.50 : 6,273.18 = 1,998.77 : x
  2. Step 2: Convert to fraction form
    4,188.50/6,273.18 = 1,998.77/x
  3. Step 3: Cross multiply
    4,188.50x = 6,273.18 × 1,998.77
  4. Step 4: Simplify right side
    4,188.50x = 12,538,635.89
  5. Step 5: Solve for x
    x = 12,538,635.89/4,188.50
  6. Step 6: Final answer
    x = 2,993.59

Related Problems

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.