Home / 2,403.47-3,317.22-1,519.76

Finding the Fourth Proportional to 2,403.47, 3,317.22 and 1,519.76

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Solution

The fourth proportional to 2,403.47, 3,317.22 and 1,519.76 is: 2,097.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,403.47 : 3,317.22 = 1,519.76 : x
  2. Step 2: Convert to fraction form
    2,403.47/3,317.22 = 1,519.76/x
  3. Step 3: Cross multiply
    2,403.47x = 3,317.22 × 1,519.76
  4. Step 4: Simplify right side
    2,403.47x = 5,041,361.68
  5. Step 5: Solve for x
    x = 5,041,361.68/2,403.47
  6. Step 6: Final answer
    x = 2,097.54

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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.