Home / 4,640.50-6,963.14-3,081.58

Finding the Fourth Proportional to 4,640.50, 6,963.14 and 3,081.58

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Solution

The fourth proportional to 4,640.50, 6,963.14 and 3,081.58 is: 4,623.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,640.50 : 6,963.14 = 3,081.58 : x
  2. Step 2: Convert to fraction form
    4,640.50/6,963.14 = 3,081.58/x
  3. Step 3: Cross multiply
    4,640.50x = 6,963.14 × 3,081.58
  4. Step 4: Simplify right side
    4,640.50x = 21,457,445.92
  5. Step 5: Solve for x
    x = 21,457,445.92/4,640.50
  6. Step 6: Final answer
    x = 4,623.96

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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.