Home / 9,071.82-13,612.91-3,524.45

Finding the Fourth Proportional to 9,071.82, 13,612.91 and 3,524.45

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Solution

The fourth proportional to 9,071.82, 13,612.91 and 3,524.45 is: 5,288.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,071.82 : 13,612.91 = 3,524.45 : x
  2. Step 2: Convert to fraction form
    9,071.82/13,612.91 = 3,524.45/x
  3. Step 3: Cross multiply
    9,071.82x = 13,612.91 × 3,524.45
  4. Step 4: Simplify right side
    9,071.82x = 47,977,961.40
  5. Step 5: Solve for x
    x = 47,977,961.40/9,071.82
  6. Step 6: Final answer
    x = 5,288.68

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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.