Home / 3,719.13-5,573.93-1,637.79

Finding the Fourth Proportional to 3,719.13, 5,573.93 and 1,637.79

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Solution

The fourth proportional to 3,719.13, 5,573.93 and 1,637.79 is: 2,454.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719.13 : 5,573.93 = 1,637.79 : x
  2. Step 2: Convert to fraction form
    3,719.13/5,573.93 = 1,637.79/x
  3. Step 3: Cross multiply
    3,719.13x = 5,573.93 × 1,637.79
  4. Step 4: Simplify right side
    3,719.13x = 9,128,918.63
  5. Step 5: Solve for x
    x = 9,128,918.63/3,719.13
  6. Step 6: Final answer
    x = 2,454.58

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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.