Home / 2,093.79-2,890.25-1,571.34

Finding the Fourth Proportional to 2,093.79, 2,890.25 and 1,571.34

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Solution

The fourth proportional to 2,093.79, 2,890.25 and 1,571.34 is: 2,169.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,093.79 : 2,890.25 = 1,571.34 : x
  2. Step 2: Convert to fraction form
    2,093.79/2,890.25 = 1,571.34/x
  3. Step 3: Cross multiply
    2,093.79x = 2,890.25 × 1,571.34
  4. Step 4: Simplify right side
    2,093.79x = 4,541,565.44
  5. Step 5: Solve for x
    x = 4,541,565.44/2,093.79
  6. Step 6: Final answer
    x = 2,169.06

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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.