Home / 2,403.91-3,317.96-1,739.61

Finding the Fourth Proportional to 2,403.91, 3,317.96 and 1,739.61

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Solution

The fourth proportional to 2,403.91, 3,317.96 and 1,739.61 is: 2,401.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,403.91 : 3,317.96 = 1,739.61 : x
  2. Step 2: Convert to fraction form
    2,403.91/3,317.96 = 1,739.61/x
  3. Step 3: Cross multiply
    2,403.91x = 3,317.96 × 1,739.61
  4. Step 4: Simplify right side
    2,403.91x = 5,771,960.74
  5. Step 5: Solve for x
    x = 5,771,960.74/2,403.91
  6. Step 6: Final answer
    x = 2,401.07

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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.