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Finding the Fourth Proportional to 5,737.06, 7,913.55 and 3,378.73

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Solution

The fourth proportional to 5,737.06, 7,913.55 and 3,378.73 is: 4,660.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,737.06 : 7,913.55 = 3,378.73 : x
  2. Step 2: Convert to fraction form
    5,737.06/7,913.55 = 3,378.73/x
  3. Step 3: Cross multiply
    5,737.06x = 7,913.55 × 3,378.73
  4. Step 4: Simplify right side
    5,737.06x = 26,737,748.79
  5. Step 5: Solve for x
    x = 26,737,748.79/5,737.06
  6. Step 6: Final answer
    x = 4,660.53

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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.