Home / 2,918.64-4,027.77-1,592.42

Finding the Fourth Proportional to 2,918.64, 4,027.77 and 1,592.42

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Solution

The fourth proportional to 2,918.64, 4,027.77 and 1,592.42 is: 2,197.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918.64 : 4,027.77 = 1,592.42 : x
  2. Step 2: Convert to fraction form
    2,918.64/4,027.77 = 1,592.42/x
  3. Step 3: Cross multiply
    2,918.64x = 4,027.77 × 1,592.42
  4. Step 4: Simplify right side
    2,918.64x = 6,413,873.40
  5. Step 5: Solve for x
    x = 6,413,873.40/2,918.64
  6. Step 6: Final answer
    x = 2,197.56

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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.