Home / 3,699.09-5,101.26-2,757.21

Finding the Fourth Proportional to 3,699.09, 5,101.26 and 2,757.21

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Solution

The fourth proportional to 3,699.09, 5,101.26 and 2,757.21 is: 3,802.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,699.09 : 5,101.26 = 2,757.21 : x
  2. Step 2: Convert to fraction form
    3,699.09/5,101.26 = 2,757.21/x
  3. Step 3: Cross multiply
    3,699.09x = 5,101.26 × 2,757.21
  4. Step 4: Simplify right side
    3,699.09x = 14,065,245.08
  5. Step 5: Solve for x
    x = 14,065,245.08/3,699.09
  6. Step 6: Final answer
    x = 3,802.35

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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.