Home / 6,090.60-9,135.88-2,195

Finding the Fourth Proportional to 6,090.60, 9,135.88 and 2,195

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Solution

The fourth proportional to 6,090.60, 9,135.88 and 2,195 is: 3,292.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,090.60 : 9,135.88 = 2,195 : x
  2. Step 2: Convert to fraction form
    6,090.60/9,135.88 = 2,195/x
  3. Step 3: Cross multiply
    6,090.60x = 9,135.88 × 2,195
  4. Step 4: Simplify right side
    6,090.60x = 20,053,256.60
  5. Step 5: Solve for x
    x = 20,053,256.60/6,090.60
  6. Step 6: Final answer
    x = 3,292.49

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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.