Home / 2,601.72-3,586.98-1,893.68

Finding the Fourth Proportional to 2,601.72, 3,586.98 and 1,893.68

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Solution

The fourth proportional to 2,601.72, 3,586.98 and 1,893.68 is: 2,610.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,601.72 : 3,586.98 = 1,893.68 : x
  2. Step 2: Convert to fraction form
    2,601.72/3,586.98 = 1,893.68/x
  3. Step 3: Cross multiply
    2,601.72x = 3,586.98 × 1,893.68
  4. Step 4: Simplify right side
    2,601.72x = 6,792,594.90
  5. Step 5: Solve for x
    x = 6,792,594.90/2,601.72
  6. Step 6: Final answer
    x = 2,610.81

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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.