Home / 2,717.81-3,750.62-1,669.25

Finding the Fourth Proportional to 2,717.81, 3,750.62 and 1,669.25

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Solution

The fourth proportional to 2,717.81, 3,750.62 and 1,669.25 is: 2,303.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,717.81 : 3,750.62 = 1,669.25 : x
  2. Step 2: Convert to fraction form
    2,717.81/3,750.62 = 1,669.25/x
  3. Step 3: Cross multiply
    2,717.81x = 3,750.62 × 1,669.25
  4. Step 4: Simplify right side
    2,717.81x = 6,260,722.44
  5. Step 5: Solve for x
    x = 6,260,722.44/2,717.81
  6. Step 6: Final answer
    x = 2,303.59

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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.