Home / 2,477.09-3,719.18-2,172.62

Finding the Fourth Proportional to 2,477.09, 3,719.18 and 2,172.62

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Solution

The fourth proportional to 2,477.09, 3,719.18 and 2,172.62 is: 3,262.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,477.09 : 3,719.18 = 2,172.62 : x
  2. Step 2: Convert to fraction form
    2,477.09/3,719.18 = 2,172.62/x
  3. Step 3: Cross multiply
    2,477.09x = 3,719.18 × 2,172.62
  4. Step 4: Simplify right side
    2,477.09x = 8,080,353.99
  5. Step 5: Solve for x
    x = 8,080,353.99/2,477.09
  6. Step 6: Final answer
    x = 3,262.03

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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.