Home / 4,094.40-6,145.20-3,511.20

Finding the Fourth Proportional to 4,094.40, 6,145.20 and 3,511.20

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Solution

The fourth proportional to 4,094.40, 6,145.20 and 3,511.20 is: 5,269.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,094.40 : 6,145.20 = 3,511.20 : x
  2. Step 2: Convert to fraction form
    4,094.40/6,145.20 = 3,511.20/x
  3. Step 3: Cross multiply
    4,094.40x = 6,145.20 × 3,511.20
  4. Step 4: Simplify right side
    4,094.40x = 21,577,026.24
  5. Step 5: Solve for x
    x = 21,577,026.24/4,094.40
  6. Step 6: Final answer
    x = 5,269.89

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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.