Home / 4,949.63-6,822.36-3,953.15

Finding the Fourth Proportional to 4,949.63, 6,822.36 and 3,953.15

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Solution

The fourth proportional to 4,949.63, 6,822.36 and 3,953.15 is: 5,448.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949.63 : 6,822.36 = 3,953.15 : x
  2. Step 2: Convert to fraction form
    4,949.63/6,822.36 = 3,953.15/x
  3. Step 3: Cross multiply
    4,949.63x = 6,822.36 × 3,953.15
  4. Step 4: Simplify right side
    4,949.63x = 26,969,792.67
  5. Step 5: Solve for x
    x = 26,969,792.67/4,949.63
  6. Step 6: Final answer
    x = 5,448.85

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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.