Home / 4,879.92-7,320.83-1,592.13

Finding the Fourth Proportional to 4,879.92, 7,320.83 and 1,592.13

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Solution

The fourth proportional to 4,879.92, 7,320.83 and 1,592.13 is: 2,388.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,879.92 : 7,320.83 = 1,592.13 : x
  2. Step 2: Convert to fraction form
    4,879.92/7,320.83 = 1,592.13/x
  3. Step 3: Cross multiply
    4,879.92x = 7,320.83 × 1,592.13
  4. Step 4: Simplify right side
    4,879.92x = 11,655,705.11
  5. Step 5: Solve for x
    x = 11,655,705.11/4,879.92
  6. Step 6: Final answer
    x = 2,388.50

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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.