Home / 3,416.10-5,116.65-2,824.40

Finding the Fourth Proportional to 3,416.10, 5,116.65 and 2,824.40

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Solution

The fourth proportional to 3,416.10, 5,116.65 and 2,824.40 is: 4,230.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416.10 : 5,116.65 = 2,824.40 : x
  2. Step 2: Convert to fraction form
    3,416.10/5,116.65 = 2,824.40/x
  3. Step 3: Cross multiply
    3,416.10x = 5,116.65 × 2,824.40
  4. Step 4: Simplify right side
    3,416.10x = 14,451,440.68
  5. Step 5: Solve for x
    x = 14,451,440.68/3,416.10
  6. Step 6: Final answer
    x = 4,230.39

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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.