Home / 3,522.64-4,859.04-2,822.80

Finding the Fourth Proportional to 3,522.64, 4,859.04 and 2,822.80

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Solution

The fourth proportional to 3,522.64, 4,859.04 and 2,822.80 is: 3,893.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,522.64 : 4,859.04 = 2,822.80 : x
  2. Step 2: Convert to fraction form
    3,522.64/4,859.04 = 2,822.80/x
  3. Step 3: Cross multiply
    3,522.64x = 4,859.04 × 2,822.80
  4. Step 4: Simplify right side
    3,522.64x = 13,716,098.11
  5. Step 5: Solve for x
    x = 13,716,098.11/3,522.64
  6. Step 6: Final answer
    x = 3,893.70

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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.