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Finding the Fourth Proportional to 2,573.87, 3,551.96 and 1,394.96

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Solution

The fourth proportional to 2,573.87, 3,551.96 and 1,394.96 is: 1,925.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,573.87 : 3,551.96 = 1,394.96 : x
  2. Step 2: Convert to fraction form
    2,573.87/3,551.96 = 1,394.96/x
  3. Step 3: Cross multiply
    2,573.87x = 3,551.96 × 1,394.96
  4. Step 4: Simplify right side
    2,573.87x = 4,954,827.85
  5. Step 5: Solve for x
    x = 4,954,827.85/2,573.87
  6. Step 6: Final answer
    x = 1,925.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.