Home / 2,239.41-3,360.47-1,416.55

Finding the Fourth Proportional to 2,239.41, 3,360.47 and 1,416.55

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Solution

The fourth proportional to 2,239.41, 3,360.47 and 1,416.55 is: 2,125.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239.41 : 3,360.47 = 1,416.55 : x
  2. Step 2: Convert to fraction form
    2,239.41/3,360.47 = 1,416.55/x
  3. Step 3: Cross multiply
    2,239.41x = 3,360.47 × 1,416.55
  4. Step 4: Simplify right side
    2,239.41x = 4,760,273.78
  5. Step 5: Solve for x
    x = 4,760,273.78/2,239.41
  6. Step 6: Final answer
    x = 2,125.68

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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.