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Finding the Fourth Proportional to 1,893.64, 2,840.46 and 1,650.34

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Solution

The fourth proportional to 1,893.64, 2,840.46 and 1,650.34 is: 2,475.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,893.64 : 2,840.46 = 1,650.34 : x
  2. Step 2: Convert to fraction form
    1,893.64/2,840.46 = 1,650.34/x
  3. Step 3: Cross multiply
    1,893.64x = 2,840.46 × 1,650.34
  4. Step 4: Simplify right side
    1,893.64x = 4,687,724.76
  5. Step 5: Solve for x
    x = 4,687,724.76/1,893.64
  6. Step 6: Final answer
    x = 2,475.51

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Similar ratio
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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.