Home / 3,699.15-5,104.26-2,207.13

Finding the Fourth Proportional to 3,699.15, 5,104.26 and 2,207.13

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Solution

The fourth proportional to 3,699.15, 5,104.26 and 2,207.13 is: 3,045.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,699.15 : 5,104.26 = 2,207.13 : x
  2. Step 2: Convert to fraction form
    3,699.15/5,104.26 = 2,207.13/x
  3. Step 3: Cross multiply
    3,699.15x = 5,104.26 × 2,207.13
  4. Step 4: Simplify right side
    3,699.15x = 11,265,765.37
  5. Step 5: Solve for x
    x = 11,265,765.37/3,699.15
  6. Step 6: Final answer
    x = 3,045.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.