Home / 3,344.86-4,616.48-1,928.30

Finding the Fourth Proportional to 3,344.86, 4,616.48 and 1,928.30

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Solution

The fourth proportional to 3,344.86, 4,616.48 and 1,928.30 is: 2,661.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,344.86 : 4,616.48 = 1,928.30 : x
  2. Step 2: Convert to fraction form
    3,344.86/4,616.48 = 1,928.30/x
  3. Step 3: Cross multiply
    3,344.86x = 4,616.48 × 1,928.30
  4. Step 4: Simplify right side
    3,344.86x = 8,901,925.66
  5. Step 5: Solve for x
    x = 8,901,925.66/3,344.86
  6. Step 6: Final answer
    x = 2,661.38

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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.