Home / 3,604.35-5,412.60-2,377.20

Finding the Fourth Proportional to 3,604.35, 5,412.60 and 2,377.20

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Solution

The fourth proportional to 3,604.35, 5,412.60 and 2,377.20 is: 3,569.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,604.35 : 5,412.60 = 2,377.20 : x
  2. Step 2: Convert to fraction form
    3,604.35/5,412.60 = 2,377.20/x
  3. Step 3: Cross multiply
    3,604.35x = 5,412.60 × 2,377.20
  4. Step 4: Simplify right side
    3,604.35x = 12,866,832.72
  5. Step 5: Solve for x
    x = 12,866,832.72/3,604.35
  6. Step 6: Final answer
    x = 3,569.81

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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.