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Finding the Fourth Proportional to 5,793.98, 7,989.69 and 4,957.45

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Solution

The fourth proportional to 5,793.98, 7,989.69 and 4,957.45 is: 6,836.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,793.98 : 7,989.69 = 4,957.45 : x
  2. Step 2: Convert to fraction form
    5,793.98/7,989.69 = 4,957.45/x
  3. Step 3: Cross multiply
    5,793.98x = 7,989.69 × 4,957.45
  4. Step 4: Simplify right side
    5,793.98x = 39,608,488.69
  5. Step 5: Solve for x
    x = 39,608,488.69/5,793.98
  6. Step 6: Final answer
    x = 6,836.15

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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.