Home / 3,416.40-4,716.48-2,576.16

Finding the Fourth Proportional to 3,416.40, 4,716.48 and 2,576.16

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Solution

The fourth proportional to 3,416.40, 4,716.48 and 2,576.16 is: 3,556.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416.40 : 4,716.48 = 2,576.16 : x
  2. Step 2: Convert to fraction form
    3,416.40/4,716.48 = 2,576.16/x
  3. Step 3: Cross multiply
    3,416.40x = 4,716.48 × 2,576.16
  4. Step 4: Simplify right side
    3,416.40x = 12,150,407.12
  5. Step 5: Solve for x
    x = 12,150,407.12/3,416.40
  6. Step 6: Final answer
    x = 3,556.49

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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.