Home / 1,964.22-2,707.74-1,612.14

Finding the Fourth Proportional to 1,964.22, 2,707.74 and 1,612.14

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Solution

The fourth proportional to 1,964.22, 2,707.74 and 1,612.14 is: 2,222.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964.22 : 2,707.74 = 1,612.14 : x
  2. Step 2: Convert to fraction form
    1,964.22/2,707.74 = 1,612.14/x
  3. Step 3: Cross multiply
    1,964.22x = 2,707.74 × 1,612.14
  4. Step 4: Simplify right side
    1,964.22x = 4,365,255.96
  5. Step 5: Solve for x
    x = 4,365,255.96/1,964.22
  6. Step 6: Final answer
    x = 2,222.39

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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.