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Finding the Fourth Proportional to 4,711.60, 7,059.30 and 3,067.30

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Solution

The fourth proportional to 4,711.60, 7,059.30 and 3,067.30 is: 4,595.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,711.60 : 7,059.30 = 3,067.30 : x
  2. Step 2: Convert to fraction form
    4,711.60/7,059.30 = 3,067.30/x
  3. Step 3: Cross multiply
    4,711.60x = 7,059.30 × 3,067.30
  4. Step 4: Simplify right side
    4,711.60x = 21,652,990.89
  5. Step 5: Solve for x
    x = 21,652,990.89/4,711.60
  6. Step 6: Final answer
    x = 4,595.68

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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.