Home / 3,344.09-4,615.01-1,928.15

Finding the Fourth Proportional to 3,344.09, 4,615.01 and 1,928.15

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Solution

The fourth proportional to 3,344.09, 4,615.01 and 1,928.15 is: 2,660.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,344.09 : 4,615.01 = 1,928.15 : x
  2. Step 2: Convert to fraction form
    3,344.09/4,615.01 = 1,928.15/x
  3. Step 3: Cross multiply
    3,344.09x = 4,615.01 × 1,928.15
  4. Step 4: Simplify right side
    3,344.09x = 8,898,398.82
  5. Step 5: Solve for x
    x = 8,898,398.82/3,344.09
  6. Step 6: Final answer
    x = 2,660.94

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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.