Home / 3,798.09-5,697.70-1,718.05

Finding the Fourth Proportional to 3,798.09, 5,697.70 and 1,718.05

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Solution

The fourth proportional to 3,798.09, 5,697.70 and 1,718.05 is: 2,577.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,798.09 : 5,697.70 = 1,718.05 : x
  2. Step 2: Convert to fraction form
    3,798.09/5,697.70 = 1,718.05/x
  3. Step 3: Cross multiply
    3,798.09x = 5,697.70 × 1,718.05
  4. Step 4: Simplify right side
    3,798.09x = 9,788,929.70
  5. Step 5: Solve for x
    x = 9,788,929.70/3,798.09
  6. Step 6: Final answer
    x = 2,577.33

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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.