Home / 7,924.48-11,889.42-4,998.76

Finding the Fourth Proportional to 7,924.48, 11,889.42 and 4,998.76

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Solution

The fourth proportional to 7,924.48, 11,889.42 and 4,998.76 is: 7,499.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,924.48 : 11,889.42 = 4,998.76 : x
  2. Step 2: Convert to fraction form
    7,924.48/11,889.42 = 4,998.76/x
  3. Step 3: Cross multiply
    7,924.48x = 11,889.42 × 4,998.76
  4. Step 4: Simplify right side
    7,924.48x = 59,432,357.12
  5. Step 5: Solve for x
    x = 59,432,357.12/7,924.48
  6. Step 6: Final answer
    x = 7,499.84

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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.