Home / 4,451.34-6,142.74-2,461.78

Finding the Fourth Proportional to 4,451.34, 6,142.74 and 2,461.78

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Solution

The fourth proportional to 4,451.34, 6,142.74 and 2,461.78 is: 3,397.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,451.34 : 6,142.74 = 2,461.78 : x
  2. Step 2: Convert to fraction form
    4,451.34/6,142.74 = 2,461.78/x
  3. Step 3: Cross multiply
    4,451.34x = 6,142.74 × 2,461.78
  4. Step 4: Simplify right side
    4,451.34x = 15,122,074.48
  5. Step 5: Solve for x
    x = 15,122,074.48/4,451.34
  6. Step 6: Final answer
    x = 3,397.20

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Half scale
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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.