Home / 2,908.35-4,355.64-2,214.18

Finding the Fourth Proportional to 2,908.35, 4,355.64 and 2,214.18

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Solution

The fourth proportional to 2,908.35, 4,355.64 and 2,214.18 is: 3,316.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908.35 : 4,355.64 = 2,214.18 : x
  2. Step 2: Convert to fraction form
    2,908.35/4,355.64 = 2,214.18/x
  3. Step 3: Cross multiply
    2,908.35x = 4,355.64 × 2,214.18
  4. Step 4: Simplify right side
    2,908.35x = 9,644,170.98
  5. Step 5: Solve for x
    x = 9,644,170.98/2,908.35
  6. Step 6: Final answer
    x = 3,316.03

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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.