Home / 2,886.36-3,983.16-1,707.41

Finding the Fourth Proportional to 2,886.36, 3,983.16 and 1,707.41

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Solution

The fourth proportional to 2,886.36, 3,983.16 and 1,707.41 is: 2,356.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,886.36 : 3,983.16 = 1,707.41 : x
  2. Step 2: Convert to fraction form
    2,886.36/3,983.16 = 1,707.41/x
  3. Step 3: Cross multiply
    2,886.36x = 3,983.16 × 1,707.41
  4. Step 4: Simplify right side
    2,886.36x = 6,800,887.22
  5. Step 5: Solve for x
    x = 6,800,887.22/2,886.36
  6. Step 6: Final answer
    x = 2,356.22

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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.