Home / 5,416.48-8,107.36-2,914.16

Finding the Fourth Proportional to 5,416.48, 8,107.36 and 2,914.16

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Solution

The fourth proportional to 5,416.48, 8,107.36 and 2,914.16 is: 4,361.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,416.48 : 8,107.36 = 2,914.16 : x
  2. Step 2: Convert to fraction form
    5,416.48/8,107.36 = 2,914.16/x
  3. Step 3: Cross multiply
    5,416.48x = 8,107.36 × 2,914.16
  4. Step 4: Simplify right side
    5,416.48x = 23,626,144.22
  5. Step 5: Solve for x
    x = 23,626,144.22/5,416.48
  6. Step 6: Final answer
    x = 4,361.90

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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.