Home / 2,722.13-3,756.84-1,674.19

Finding the Fourth Proportional to 2,722.13, 3,756.84 and 1,674.19

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Solution

The fourth proportional to 2,722.13, 3,756.84 and 1,674.19 is: 2,310.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722.13 : 3,756.84 = 1,674.19 : x
  2. Step 2: Convert to fraction form
    2,722.13/3,756.84 = 1,674.19/x
  3. Step 3: Cross multiply
    2,722.13x = 3,756.84 × 1,674.19
  4. Step 4: Simplify right side
    2,722.13x = 6,289,654.57
  5. Step 5: Solve for x
    x = 6,289,654.57/2,722.13
  6. Step 6: Final answer
    x = 2,310.57

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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.