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Finding the Fourth Proportional to 2,454.00, 3,388.23 and 1,893.58

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Solution

The fourth proportional to 2,454.00, 3,388.23 and 1,893.58 is: 2,614.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,454.00 : 3,388.23 = 1,893.58 : x
  2. Step 2: Convert to fraction form
    2,454.00/3,388.23 = 1,893.58/x
  3. Step 3: Cross multiply
    2,454.00x = 3,388.23 × 1,893.58
  4. Step 4: Simplify right side
    2,454.00x = 6,415,876.09
  5. Step 5: Solve for x
    x = 6,415,876.09/2,454.00
  6. Step 6: Final answer
    x = 2,614.46

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1.5x scale

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.