Home / 3,344.56-4,615.70-1,928.63

Finding the Fourth Proportional to 3,344.56, 4,615.70 and 1,928.63

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Solution

The fourth proportional to 3,344.56, 4,615.70 and 1,928.63 is: 2,661.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,344.56 : 4,615.70 = 1,928.63 : x
  2. Step 2: Convert to fraction form
    3,344.56/4,615.70 = 1,928.63/x
  3. Step 3: Cross multiply
    3,344.56x = 4,615.70 × 1,928.63
  4. Step 4: Simplify right side
    3,344.56x = 8,901,979.39
  5. Step 5: Solve for x
    x = 8,901,979.39/3,344.56
  6. Step 6: Final answer
    x = 2,661.63

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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.