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Finding the Fourth Proportional to 3,338.51, 4,606.74 and 1,922.22

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Solution

The fourth proportional to 3,338.51, 4,606.74 and 1,922.22 is: 2,652.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338.51 : 4,606.74 = 1,922.22 : x
  2. Step 2: Convert to fraction form
    3,338.51/4,606.74 = 1,922.22/x
  3. Step 3: Cross multiply
    3,338.51x = 4,606.74 × 1,922.22
  4. Step 4: Simplify right side
    3,338.51x = 8,855,167.76
  5. Step 5: Solve for x
    x = 8,855,167.76/3,338.51
  6. Step 6: Final answer
    x = 2,652.44

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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.