Home / 4,617.72-6,928.83-2,149.58

Finding the Fourth Proportional to 4,617.72, 6,928.83 and 2,149.58

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Solution

The fourth proportional to 4,617.72, 6,928.83 and 2,149.58 is: 3,225.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,617.72 : 6,928.83 = 2,149.58 : x
  2. Step 2: Convert to fraction form
    4,617.72/6,928.83 = 2,149.58/x
  3. Step 3: Cross multiply
    4,617.72x = 6,928.83 × 2,149.58
  4. Step 4: Simplify right side
    4,617.72x = 14,894,039.75
  5. Step 5: Solve for x
    x = 14,894,039.75/4,617.72
  6. Step 6: Final answer
    x = 3,225.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.