Home / 3,451.50-4,758.21-2,459.25

Finding the Fourth Proportional to 3,451.50, 4,758.21 and 2,459.25

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Solution

The fourth proportional to 3,451.50, 4,758.21 and 2,459.25 is: 3,390.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451.50 : 4,758.21 = 2,459.25 : x
  2. Step 2: Convert to fraction form
    3,451.50/4,758.21 = 2,459.25/x
  3. Step 3: Cross multiply
    3,451.50x = 4,758.21 × 2,459.25
  4. Step 4: Simplify right side
    3,451.50x = 11,701,627.94
  5. Step 5: Solve for x
    x = 11,701,627.94/3,451.50
  6. Step 6: Final answer
    x = 3,390.30

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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.