Home / 3,639.13-5,458.70-2,414.35

Finding the Fourth Proportional to 3,639.13, 5,458.70 and 2,414.35

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Solution

The fourth proportional to 3,639.13, 5,458.70 and 2,414.35 is: 3,621.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639.13 : 5,458.70 = 2,414.35 : x
  2. Step 2: Convert to fraction form
    3,639.13/5,458.70 = 2,414.35/x
  3. Step 3: Cross multiply
    3,639.13x = 5,458.70 × 2,414.35
  4. Step 4: Simplify right side
    3,639.13x = 13,179,212.35
  5. Step 5: Solve for x
    x = 13,179,212.35/3,639.13
  6. Step 6: Final answer
    x = 3,621.53

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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.