Home / 3,994.34-5,512.90-3,048.58

Finding the Fourth Proportional to 3,994.34, 5,512.90 and 3,048.58

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Solution

The fourth proportional to 3,994.34, 5,512.90 and 3,048.58 is: 4,207.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,994.34 : 5,512.90 = 3,048.58 : x
  2. Step 2: Convert to fraction form
    3,994.34/5,512.90 = 3,048.58/x
  3. Step 3: Cross multiply
    3,994.34x = 5,512.90 × 3,048.58
  4. Step 4: Simplify right side
    3,994.34x = 16,806,516.68
  5. Step 5: Solve for x
    x = 16,806,516.68/3,994.34
  6. Step 6: Final answer
    x = 4,207.58

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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.