Home / 4,239.82-6,360.96-1,899.30

Finding the Fourth Proportional to 4,239.82, 6,360.96 and 1,899.30

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Solution

The fourth proportional to 4,239.82, 6,360.96 and 1,899.30 is: 2,849.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239.82 : 6,360.96 = 1,899.30 : x
  2. Step 2: Convert to fraction form
    4,239.82/6,360.96 = 1,899.30/x
  3. Step 3: Cross multiply
    4,239.82x = 6,360.96 × 1,899.30
  4. Step 4: Simplify right side
    4,239.82x = 12,081,371.33
  5. Step 5: Solve for x
    x = 12,081,371.33/4,239.82
  6. Step 6: Final answer
    x = 2,849.50

Related Problems

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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.