Home / 4,451.21-6,142.20-2,461.45

Finding the Fourth Proportional to 4,451.21, 6,142.20 and 2,461.45

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Solution

The fourth proportional to 4,451.21, 6,142.20 and 2,461.45 is: 3,396.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,451.21 : 6,142.20 = 2,461.45 : x
  2. Step 2: Convert to fraction form
    4,451.21/6,142.20 = 2,461.45/x
  3. Step 3: Cross multiply
    4,451.21x = 6,142.20 × 2,461.45
  4. Step 4: Simplify right side
    4,451.21x = 15,118,718.19
  5. Step 5: Solve for x
    x = 15,118,718.19/4,451.21
  6. Step 6: Final answer
    x = 3,396.54

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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.