Home / 3,745.09-5,609.13-2,281.02

Finding the Fourth Proportional to 3,745.09, 5,609.13 and 2,281.02

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Solution

The fourth proportional to 3,745.09, 5,609.13 and 2,281.02 is: 3,416.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745.09 : 5,609.13 = 2,281.02 : x
  2. Step 2: Convert to fraction form
    3,745.09/5,609.13 = 2,281.02/x
  3. Step 3: Cross multiply
    3,745.09x = 5,609.13 × 2,281.02
  4. Step 4: Simplify right side
    3,745.09x = 12,794,537.71
  5. Step 5: Solve for x
    x = 12,794,537.71/3,745.09
  6. Step 6: Final answer
    x = 3,416.35

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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.