Home / 4,949.66-6,828.54-2,960.30

Finding the Fourth Proportional to 4,949.66, 6,828.54 and 2,960.30

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Solution

The fourth proportional to 4,949.66, 6,828.54 and 2,960.30 is: 4,084.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949.66 : 6,828.54 = 2,960.30 : x
  2. Step 2: Convert to fraction form
    4,949.66/6,828.54 = 2,960.30/x
  3. Step 3: Cross multiply
    4,949.66x = 6,828.54 × 2,960.30
  4. Step 4: Simplify right side
    4,949.66x = 20,214,492.82
  5. Step 5: Solve for x
    x = 20,214,492.82/4,949.66
  6. Step 6: Final answer
    x = 4,084.02

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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.