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Finding the Fourth Proportional to 4,893.66, 7,340.27 and 3,518.51

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Solution

The fourth proportional to 4,893.66, 7,340.27 and 3,518.51 is: 5,277.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,893.66 : 7,340.27 = 3,518.51 : x
  2. Step 2: Convert to fraction form
    4,893.66/7,340.27 = 3,518.51/x
  3. Step 3: Cross multiply
    4,893.66x = 7,340.27 × 3,518.51
  4. Step 4: Simplify right side
    4,893.66x = 25,826,759.10
  5. Step 5: Solve for x
    x = 25,826,759.10/4,893.66
  6. Step 6: Final answer
    x = 5,277.60

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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.