Home / 3,334.68-4,600.98-2,153.88

Finding the Fourth Proportional to 3,334.68, 4,600.98 and 2,153.88

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Solution

The fourth proportional to 3,334.68, 4,600.98 and 2,153.88 is: 2,971.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,334.68 : 4,600.98 = 2,153.88 : x
  2. Step 2: Convert to fraction form
    3,334.68/4,600.98 = 2,153.88/x
  3. Step 3: Cross multiply
    3,334.68x = 4,600.98 × 2,153.88
  4. Step 4: Simplify right side
    3,334.68x = 9,909,958.80
  5. Step 5: Solve for x
    x = 9,909,958.80/3,334.68
  6. Step 6: Final answer
    x = 2,971.79

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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.