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Finding the Fourth Proportional to 4,672.87, 6,993.14 and 2,893.19

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Solution

The fourth proportional to 4,672.87, 6,993.14 and 2,893.19 is: 4,329.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,672.87 : 6,993.14 = 2,893.19 : x
  2. Step 2: Convert to fraction form
    4,672.87/6,993.14 = 2,893.19/x
  3. Step 3: Cross multiply
    4,672.87x = 6,993.14 × 2,893.19
  4. Step 4: Simplify right side
    4,672.87x = 20,232,433.28
  5. Step 5: Solve for x
    x = 20,232,433.28/4,672.87
  6. Step 6: Final answer
    x = 4,329.77

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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.