Home / 4,450.11-6,138.48-2,856.18

Finding the Fourth Proportional to 4,450.11, 6,138.48 and 2,856.18

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Solution

The fourth proportional to 4,450.11, 6,138.48 and 2,856.18 is: 3,939.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,450.11 : 6,138.48 = 2,856.18 : x
  2. Step 2: Convert to fraction form
    4,450.11/6,138.48 = 2,856.18/x
  3. Step 3: Cross multiply
    4,450.11x = 6,138.48 × 2,856.18
  4. Step 4: Simplify right side
    4,450.11x = 17,532,603.81
  5. Step 5: Solve for x
    x = 17,532,603.81/4,450.11
  6. Step 6: Final answer
    x = 3,939.81

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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.