Home / 3,301.63-4,555.61-2,122.54

Finding the Fourth Proportional to 3,301.63, 4,555.61 and 2,122.54

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Solution

The fourth proportional to 3,301.63, 4,555.61 and 2,122.54 is: 2,928.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301.63 : 4,555.61 = 2,122.54 : x
  2. Step 2: Convert to fraction form
    3,301.63/4,555.61 = 2,122.54/x
  3. Step 3: Cross multiply
    3,301.63x = 4,555.61 × 2,122.54
  4. Step 4: Simplify right side
    3,301.63x = 9,669,450.41
  5. Step 5: Solve for x
    x = 9,669,450.41/3,301.63
  6. Step 6: Final answer
    x = 2,928.69

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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.