Home / 2,477.05-3,419.73-1,637.49

Finding the Fourth Proportional to 2,477.05, 3,419.73 and 1,637.49

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Solution

The fourth proportional to 2,477.05, 3,419.73 and 1,637.49 is: 2,260.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,477.05 : 3,419.73 = 1,637.49 : x
  2. Step 2: Convert to fraction form
    2,477.05/3,419.73 = 1,637.49/x
  3. Step 3: Cross multiply
    2,477.05x = 3,419.73 × 1,637.49
  4. Step 4: Simplify right side
    2,477.05x = 5,599,773.68
  5. Step 5: Solve for x
    x = 5,599,773.68/2,477.05
  6. Step 6: Final answer
    x = 2,260.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.