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Finding the Fourth Proportional to 7,265.97, 10,898.90 and 4,811.77

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Solution

The fourth proportional to 7,265.97, 10,898.90 and 4,811.77 is: 7,217.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,265.97 : 10,898.90 = 4,811.77 : x
  2. Step 2: Convert to fraction form
    7,265.97/10,898.90 = 4,811.77/x
  3. Step 3: Cross multiply
    7,265.97x = 10,898.90 × 4,811.77
  4. Step 4: Simplify right side
    7,265.97x = 52,442,975.99
  5. Step 5: Solve for x
    x = 52,442,975.99/7,265.97
  6. Step 6: Final answer
    x = 7,217.62

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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.