Home / 4,087.99-6,134.21-3,165.35

Finding the Fourth Proportional to 4,087.99, 6,134.21 and 3,165.35

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Solution

The fourth proportional to 4,087.99, 6,134.21 and 3,165.35 is: 4,749.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087.99 : 6,134.21 = 3,165.35 : x
  2. Step 2: Convert to fraction form
    4,087.99/6,134.21 = 3,165.35/x
  3. Step 3: Cross multiply
    4,087.99x = 6,134.21 × 3,165.35
  4. Step 4: Simplify right side
    4,087.99x = 19,416,921.13
  5. Step 5: Solve for x
    x = 19,416,921.13/4,087.99
  6. Step 6: Final answer
    x = 4,749.75

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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.