Home / 4,949.43-6,830.29-2,960.20

Finding the Fourth Proportional to 4,949.43, 6,830.29 and 2,960.20

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Solution

The fourth proportional to 4,949.43, 6,830.29 and 2,960.20 is: 4,085.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949.43 : 6,830.29 = 2,960.20 : x
  2. Step 2: Convert to fraction form
    4,949.43/6,830.29 = 2,960.20/x
  3. Step 3: Cross multiply
    4,949.43x = 6,830.29 × 2,960.20
  4. Step 4: Simplify right side
    4,949.43x = 20,219,024.46
  5. Step 5: Solve for x
    x = 20,219,024.46/4,949.43
  6. Step 6: Final answer
    x = 4,085.12

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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.