Home / 3,330.75-4,999.58-2,454.23

Finding the Fourth Proportional to 3,330.75, 4,999.58 and 2,454.23

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Solution

The fourth proportional to 3,330.75, 4,999.58 and 2,454.23 is: 3,683.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.75 : 4,999.58 = 2,454.23 : x
  2. Step 2: Convert to fraction form
    3,330.75/4,999.58 = 2,454.23/x
  3. Step 3: Cross multiply
    3,330.75x = 4,999.58 × 2,454.23
  4. Step 4: Simplify right side
    3,330.75x = 12,270,119.22
  5. Step 5: Solve for x
    x = 12,270,119.22/3,330.75
  6. Step 6: Final answer
    x = 3,683.89

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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.