Home / 9,090.95-13,636.38-2,517.11

Finding the Fourth Proportional to 9,090.95, 13,636.38 and 2,517.11

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Solution

The fourth proportional to 9,090.95, 13,636.38 and 2,517.11 is: 3,775.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,090.95 : 13,636.38 = 2,517.11 : x
  2. Step 2: Convert to fraction form
    9,090.95/13,636.38 = 2,517.11/x
  3. Step 3: Cross multiply
    9,090.95x = 13,636.38 × 2,517.11
  4. Step 4: Simplify right side
    9,090.95x = 34,324,200.28
  5. Step 5: Solve for x
    x = 34,324,200.28/9,090.95
  6. Step 6: Final answer
    x = 3,775.65

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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.