Home / 3,479.87-5,196.14-2,741.15

Finding the Fourth Proportional to 3,479.87, 5,196.14 and 2,741.15

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Solution

The fourth proportional to 3,479.87, 5,196.14 and 2,741.15 is: 4,093.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479.87 : 5,196.14 = 2,741.15 : x
  2. Step 2: Convert to fraction form
    3,479.87/5,196.14 = 2,741.15/x
  3. Step 3: Cross multiply
    3,479.87x = 5,196.14 × 2,741.15
  4. Step 4: Simplify right side
    3,479.87x = 14,243,399.16
  5. Step 5: Solve for x
    x = 14,243,399.16/3,479.87
  6. Step 6: Final answer
    x = 4,093.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.