Home / 3,642.57-5,464.56-1,176.73

Finding the Fourth Proportional to 3,642.57, 5,464.56 and 1,176.73

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Solution

The fourth proportional to 3,642.57, 5,464.56 and 1,176.73 is: 1,765.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642.57 : 5,464.56 = 1,176.73 : x
  2. Step 2: Convert to fraction form
    3,642.57/5,464.56 = 1,176.73/x
  3. Step 3: Cross multiply
    3,642.57x = 5,464.56 × 1,176.73
  4. Step 4: Simplify right side
    3,642.57x = 6,430,302.44
  5. Step 5: Solve for x
    x = 6,430,302.44/3,642.57
  6. Step 6: Final answer
    x = 1,765.32

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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.