Home / 3,419.49-5,129.22-1,110.99

Finding the Fourth Proportional to 3,419.49, 5,129.22 and 1,110.99

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Solution

The fourth proportional to 3,419.49, 5,129.22 and 1,110.99 is: 1,666.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419.49 : 5,129.22 = 1,110.99 : x
  2. Step 2: Convert to fraction form
    3,419.49/5,129.22 = 1,110.99/x
  3. Step 3: Cross multiply
    3,419.49x = 5,129.22 × 1,110.99
  4. Step 4: Simplify right side
    3,419.49x = 5,698,512.13
  5. Step 5: Solve for x
    x = 5,698,512.13/3,419.49
  6. Step 6: Final answer
    x = 1,666.48

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.