Home / 1,953.44-2,908.40-1,943.68

Finding the Fourth Proportional to 1,953.44, 2,908.40 and 1,943.68

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Solution

The fourth proportional to 1,953.44, 2,908.40 and 1,943.68 is: 2,893.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953.44 : 2,908.40 = 1,943.68 : x
  2. Step 2: Convert to fraction form
    1,953.44/2,908.40 = 1,943.68/x
  3. Step 3: Cross multiply
    1,953.44x = 2,908.40 × 1,943.68
  4. Step 4: Simplify right side
    1,953.44x = 5,652,998.91
  5. Step 5: Solve for x
    x = 5,652,998.91/1,953.44
  6. Step 6: Final answer
    x = 2,893.87

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.