Home / 3,719.44-5,580.62-1,637.98

Finding the Fourth Proportional to 3,719.44, 5,580.62 and 1,637.98

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Solution

The fourth proportional to 3,719.44, 5,580.62 and 1,637.98 is: 2,457.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719.44 : 5,580.62 = 1,637.98 : x
  2. Step 2: Convert to fraction form
    3,719.44/5,580.62 = 1,637.98/x
  3. Step 3: Cross multiply
    3,719.44x = 5,580.62 × 1,637.98
  4. Step 4: Simplify right side
    3,719.44x = 9,140,943.95
  5. Step 5: Solve for x
    x = 9,140,943.95/3,719.44
  6. Step 6: Final answer
    x = 2,457.61

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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.