Home / 3,639.05-5,458.57-2,348.72

Finding the Fourth Proportional to 3,639.05, 5,458.57 and 2,348.72

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Solution

The fourth proportional to 3,639.05, 5,458.57 and 2,348.72 is: 3,523.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639.05 : 5,458.57 = 2,348.72 : x
  2. Step 2: Convert to fraction form
    3,639.05/5,458.57 = 2,348.72/x
  3. Step 3: Cross multiply
    3,639.05x = 5,458.57 × 2,348.72
  4. Step 4: Simplify right side
    3,639.05x = 12,820,652.53
  5. Step 5: Solve for x
    x = 12,820,652.53/3,639.05
  6. Step 6: Final answer
    x = 3,523.08

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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.