Home / 2,971.44-4,452.90-1,670.18

Finding the Fourth Proportional to 2,971.44, 4,452.90 and 1,670.18

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Solution

The fourth proportional to 2,971.44, 4,452.90 and 1,670.18 is: 2,502.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971.44 : 4,452.90 = 1,670.18 : x
  2. Step 2: Convert to fraction form
    2,971.44/4,452.90 = 1,670.18/x
  3. Step 3: Cross multiply
    2,971.44x = 4,452.90 × 1,670.18
  4. Step 4: Simplify right side
    2,971.44x = 7,437,144.52
  5. Step 5: Solve for x
    x = 7,437,144.52/2,971.44
  6. Step 6: Final answer
    x = 2,502.88

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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.