Home / 3,719.51-5,579.70-1,527.92

Finding the Fourth Proportional to 3,719.51, 5,579.70 and 1,527.92

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Solution

The fourth proportional to 3,719.51, 5,579.70 and 1,527.92 is: 2,292.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719.51 : 5,579.70 = 1,527.92 : x
  2. Step 2: Convert to fraction form
    3,719.51/5,579.70 = 1,527.92/x
  3. Step 3: Cross multiply
    3,719.51x = 5,579.70 × 1,527.92
  4. Step 4: Simplify right side
    3,719.51x = 8,525,335.22
  5. Step 5: Solve for x
    x = 8,525,335.22/3,719.51
  6. Step 6: Final answer
    x = 2,292.06

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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.