Home / 4,129.99-6,195.03-1,208.35

Finding the Fourth Proportional to 4,129.99, 6,195.03 and 1,208.35

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Solution

The fourth proportional to 4,129.99, 6,195.03 and 1,208.35 is: 1,812.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129.99 : 6,195.03 = 1,208.35 : x
  2. Step 2: Convert to fraction form
    4,129.99/6,195.03 = 1,208.35/x
  3. Step 3: Cross multiply
    4,129.99x = 6,195.03 × 1,208.35
  4. Step 4: Simplify right side
    4,129.99x = 7,485,764.50
  5. Step 5: Solve for x
    x = 7,485,764.50/4,129.99
  6. Step 6: Final answer
    x = 1,812.54

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.