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Finding the Fourth Proportional to 2,737.54, 3,778.41 and 1,675.54

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Solution

The fourth proportional to 2,737.54, 3,778.41 and 1,675.54 is: 2,312.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,737.54 : 3,778.41 = 1,675.54 : x
  2. Step 2: Convert to fraction form
    2,737.54/3,778.41 = 1,675.54/x
  3. Step 3: Cross multiply
    2,737.54x = 3,778.41 × 1,675.54
  4. Step 4: Simplify right side
    2,737.54x = 6,330,877.09
  5. Step 5: Solve for x
    x = 6,330,877.09/2,737.54
  6. Step 6: Final answer
    x = 2,312.62

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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.