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Finding the Fourth Proportional to 4,793.70, 7,197.23 and 3,807.12

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Solution

The fourth proportional to 4,793.70, 7,197.23 and 3,807.12 is: 5,715.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,793.70 : 7,197.23 = 3,807.12 : x
  2. Step 2: Convert to fraction form
    4,793.70/7,197.23 = 3,807.12/x
  3. Step 3: Cross multiply
    4,793.70x = 7,197.23 × 3,807.12
  4. Step 4: Simplify right side
    4,793.70x = 27,400,718.28
  5. Step 5: Solve for x
    x = 27,400,718.28/4,793.70
  6. Step 6: Final answer
    x = 5,715.99

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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.