Home / 5,404.74-7,458.12-3,166.32

Finding the Fourth Proportional to 5,404.74, 7,458.12 and 3,166.32

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Solution

The fourth proportional to 5,404.74, 7,458.12 and 3,166.32 is: 4,369.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,404.74 : 7,458.12 = 3,166.32 : x
  2. Step 2: Convert to fraction form
    5,404.74/7,458.12 = 3,166.32/x
  3. Step 3: Cross multiply
    5,404.74x = 7,458.12 × 3,166.32
  4. Step 4: Simplify right side
    5,404.74x = 23,614,794.52
  5. Step 5: Solve for x
    x = 23,614,794.52/5,404.74
  6. Step 6: Final answer
    x = 4,369.27

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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.