Home / 1,648.93-2,461.64-1,591.27

Finding the Fourth Proportional to 1,648.93, 2,461.64 and 1,591.27

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Solution

The fourth proportional to 1,648.93, 2,461.64 and 1,591.27 is: 2,375.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648.93 : 2,461.64 = 1,591.27 : x
  2. Step 2: Convert to fraction form
    1,648.93/2,461.64 = 1,591.27/x
  3. Step 3: Cross multiply
    1,648.93x = 2,461.64 × 1,591.27
  4. Step 4: Simplify right side
    1,648.93x = 3,917,133.88
  5. Step 5: Solve for x
    x = 3,917,133.88/1,648.93
  6. Step 6: Final answer
    x = 2,375.56

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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.