Home / 2,173.75-3,232.66-2,104.55

Finding the Fourth Proportional to 2,173.75, 3,232.66 and 2,104.55

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Solution

The fourth proportional to 2,173.75, 3,232.66 and 2,104.55 is: 3,129.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,173.75 : 3,232.66 = 2,104.55 : x
  2. Step 2: Convert to fraction form
    2,173.75/3,232.66 = 2,104.55/x
  3. Step 3: Cross multiply
    2,173.75x = 3,232.66 × 2,104.55
  4. Step 4: Simplify right side
    2,173.75x = 6,803,294.60
  5. Step 5: Solve for x
    x = 6,803,294.60/2,173.75
  6. Step 6: Final answer
    x = 3,129.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.