Home / 4,175.78-5,762.33-2,286.98

Finding the Fourth Proportional to 4,175.78, 5,762.33 and 2,286.98

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Solution

The fourth proportional to 4,175.78, 5,762.33 and 2,286.98 is: 3,155.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,175.78 : 5,762.33 = 2,286.98 : x
  2. Step 2: Convert to fraction form
    4,175.78/5,762.33 = 2,286.98/x
  3. Step 3: Cross multiply
    4,175.78x = 5,762.33 × 2,286.98
  4. Step 4: Simplify right side
    4,175.78x = 13,178,352.60
  5. Step 5: Solve for x
    x = 13,178,352.60/4,175.78
  6. Step 6: Final answer
    x = 3,155.90

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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.