Home / 7,003.20-10,494.90-3,884.58

Finding the Fourth Proportional to 7,003.20, 10,494.90 and 3,884.58

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Solution

The fourth proportional to 7,003.20, 10,494.90 and 3,884.58 is: 5,821.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,003.20 : 10,494.90 = 3,884.58 : x
  2. Step 2: Convert to fraction form
    7,003.20/10,494.90 = 3,884.58/x
  3. Step 3: Cross multiply
    7,003.20x = 10,494.90 × 3,884.58
  4. Step 4: Simplify right side
    7,003.20x = 40,768,278.64
  5. Step 5: Solve for x
    x = 40,768,278.64/7,003.20
  6. Step 6: Final answer
    x = 5,821.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.