Home / 3,333.15-4,600.80-2,154.60

Finding the Fourth Proportional to 3,333.15, 4,600.80 and 2,154.60

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Solution

The fourth proportional to 3,333.15, 4,600.80 and 2,154.60 is: 2,974.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,333.15 : 4,600.80 = 2,154.60 : x
  2. Step 2: Convert to fraction form
    3,333.15/4,600.80 = 2,154.60/x
  3. Step 3: Cross multiply
    3,333.15x = 4,600.80 × 2,154.60
  4. Step 4: Simplify right side
    3,333.15x = 9,912,883.68
  5. Step 5: Solve for x
    x = 9,912,883.68/3,333.15
  6. Step 6: Final answer
    x = 2,974.03

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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.