Home / 2,346.93-3,238.77-1,299

Finding the Fourth Proportional to 2,346.93, 3,238.77 and 1,299

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Solution

The fourth proportional to 2,346.93, 3,238.77 and 1,299 is: 1,792.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,346.93 : 3,238.77 = 1,299 : x
  2. Step 2: Convert to fraction form
    2,346.93/3,238.77 = 1,299/x
  3. Step 3: Cross multiply
    2,346.93x = 3,238.77 × 1,299
  4. Step 4: Simplify right side
    2,346.93x = 4,207,162.23
  5. Step 5: Solve for x
    x = 4,207,162.23/2,346.93
  6. Step 6: Final answer
    x = 1,792.62

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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.