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Finding the Fourth Proportional to 4,893.07, 7,338.99 and 1,969.17

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Solution

The fourth proportional to 4,893.07, 7,338.99 and 1,969.17 is: 2,953.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,893.07 : 7,338.99 = 1,969.17 : x
  2. Step 2: Convert to fraction form
    4,893.07/7,338.99 = 1,969.17/x
  3. Step 3: Cross multiply
    4,893.07x = 7,338.99 × 1,969.17
  4. Step 4: Simplify right side
    4,893.07x = 14,451,718.94
  5. Step 5: Solve for x
    x = 14,451,718.94/4,893.07
  6. Step 6: Final answer
    x = 2,953.51

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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.