Home / 4,424.28-6,636.42-2,108.76

Finding the Fourth Proportional to 4,424.28, 6,636.42 and 2,108.76

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Solution

The fourth proportional to 4,424.28, 6,636.42 and 2,108.76 is: 3,163.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,424.28 : 6,636.42 = 2,108.76 : x
  2. Step 2: Convert to fraction form
    4,424.28/6,636.42 = 2,108.76/x
  3. Step 3: Cross multiply
    4,424.28x = 6,636.42 × 2,108.76
  4. Step 4: Simplify right side
    4,424.28x = 13,994,617.04
  5. Step 5: Solve for x
    x = 13,994,617.04/4,424.28
  6. Step 6: Final answer
    x = 3,163.14

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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.