Home / 5,737.89-7,919.97-3,748.77

Finding the Fourth Proportional to 5,737.89, 7,919.97 and 3,748.77

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Solution

The fourth proportional to 5,737.89, 7,919.97 and 3,748.77 is: 5,174.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,737.89 : 7,919.97 = 3,748.77 : x
  2. Step 2: Convert to fraction form
    5,737.89/7,919.97 = 3,748.77/x
  3. Step 3: Cross multiply
    5,737.89x = 7,919.97 × 3,748.77
  4. Step 4: Simplify right side
    5,737.89x = 29,690,145.94
  5. Step 5: Solve for x
    x = 29,690,145.94/5,737.89
  6. Step 6: Final answer
    x = 5,174.40

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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.