Home / 3,338.28-4,607.09-1,922.41

Finding the Fourth Proportional to 3,338.28, 4,607.09 and 1,922.41

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Solution

The fourth proportional to 3,338.28, 4,607.09 and 1,922.41 is: 2,653.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338.28 : 4,607.09 = 1,922.41 : x
  2. Step 2: Convert to fraction form
    3,338.28/4,607.09 = 1,922.41/x
  3. Step 3: Cross multiply
    3,338.28x = 4,607.09 × 1,922.41
  4. Step 4: Simplify right side
    3,338.28x = 8,856,715.89
  5. Step 5: Solve for x
    x = 8,856,715.89/3,338.28
  6. Step 6: Final answer
    x = 2,653.08

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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.