Home / 1,741.92-2,619.12-1,606.64

Finding the Fourth Proportional to 1,741.92, 2,619.12 and 1,606.64

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Solution

The fourth proportional to 1,741.92, 2,619.12 and 1,606.64 is: 2,415.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,741.92 : 2,619.12 = 1,606.64 : x
  2. Step 2: Convert to fraction form
    1,741.92/2,619.12 = 1,606.64/x
  3. Step 3: Cross multiply
    1,741.92x = 2,619.12 × 1,606.64
  4. Step 4: Simplify right side
    1,741.92x = 4,207,982.96
  5. Step 5: Solve for x
    x = 4,207,982.96/1,741.92
  6. Step 6: Final answer
    x = 2,415.72

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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.