Home / 7,555.37-10,425.20-4,197.83

Finding the Fourth Proportional to 7,555.37, 10,425.20 and 4,197.83

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Solution

The fourth proportional to 7,555.37, 10,425.20 and 4,197.83 is: 5,792.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555.37 : 10,425.20 = 4,197.83 : x
  2. Step 2: Convert to fraction form
    7,555.37/10,425.20 = 4,197.83/x
  3. Step 3: Cross multiply
    7,555.37x = 10,425.20 × 4,197.83
  4. Step 4: Simplify right side
    7,555.37x = 43,763,144.20
  5. Step 5: Solve for x
    x = 43,763,144.20/7,555.37
  6. Step 6: Final answer
    x = 5,792.33

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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.