Home / 8,745.67-13,116.08-2,902.33

Finding the Fourth Proportional to 8,745.67, 13,116.08 and 2,902.33

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Solution

The fourth proportional to 8,745.67, 13,116.08 and 2,902.33 is: 4,352.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,745.67 : 13,116.08 = 2,902.33 : x
  2. Step 2: Convert to fraction form
    8,745.67/13,116.08 = 2,902.33/x
  3. Step 3: Cross multiply
    8,745.67x = 13,116.08 × 2,902.33
  4. Step 4: Simplify right side
    8,745.67x = 38,067,199.79
  5. Step 5: Solve for x
    x = 38,067,199.79/8,745.67
  6. Step 6: Final answer
    x = 4,352.69

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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.