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Finding the Fourth Proportional to 4,709.10, 7,067.16 and 1,793.10

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Solution

The fourth proportional to 4,709.10, 7,067.16 and 1,793.10 is: 2,690.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,709.10 : 7,067.16 = 1,793.10 : x
  2. Step 2: Convert to fraction form
    4,709.10/7,067.16 = 1,793.10/x
  3. Step 3: Cross multiply
    4,709.10x = 7,067.16 × 1,793.10
  4. Step 4: Simplify right side
    4,709.10x = 12,672,124.60
  5. Step 5: Solve for x
    x = 12,672,124.60/4,709.10
  6. Step 6: Final answer
    x = 2,690.99

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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.