Home / 2,971.22-4,455.51-1,584.30

Finding the Fourth Proportional to 2,971.22, 4,455.51 and 1,584.30

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Solution

The fourth proportional to 2,971.22, 4,455.51 and 1,584.30 is: 2,375.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971.22 : 4,455.51 = 1,584.30 : x
  2. Step 2: Convert to fraction form
    2,971.22/4,455.51 = 1,584.30/x
  3. Step 3: Cross multiply
    2,971.22x = 4,455.51 × 1,584.30
  4. Step 4: Simplify right side
    2,971.22x = 7,058,842.22
  5. Step 5: Solve for x
    x = 7,058,842.22/2,971.22
  6. Step 6: Final answer
    x = 2,375.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.