Home / 2,590.36-3,573.60-1,471

Finding the Fourth Proportional to 2,590.36, 3,573.60 and 1,471

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Solution

The fourth proportional to 2,590.36, 3,573.60 and 1,471 is: 2,029.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590.36 : 3,573.60 = 1,471 : x
  2. Step 2: Convert to fraction form
    2,590.36/3,573.60 = 1,471/x
  3. Step 3: Cross multiply
    2,590.36x = 3,573.60 × 1,471
  4. Step 4: Simplify right side
    2,590.36x = 5,256,765.60
  5. Step 5: Solve for x
    x = 5,256,765.60/2,590.36
  6. Step 6: Final answer
    x = 2,029.36

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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.