Home / 2,755.24-3,802.63-1,707.64

Finding the Fourth Proportional to 2,755.24, 3,802.63 and 1,707.64

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Solution

The fourth proportional to 2,755.24, 3,802.63 and 1,707.64 is: 2,356.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,755.24 : 3,802.63 = 1,707.64 : x
  2. Step 2: Convert to fraction form
    2,755.24/3,802.63 = 1,707.64/x
  3. Step 3: Cross multiply
    2,755.24x = 3,802.63 × 1,707.64
  4. Step 4: Simplify right side
    2,755.24x = 6,493,523.09
  5. Step 5: Solve for x
    x = 6,493,523.09/2,755.24
  6. Step 6: Final answer
    x = 2,356.79

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1.5x scale

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.