Home / 4,071.16-6,111.06-1,764.28

Finding the Fourth Proportional to 4,071.16, 6,111.06 and 1,764.28

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Solution

The fourth proportional to 4,071.16, 6,111.06 and 1,764.28 is: 2,648.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,071.16 : 6,111.06 = 1,764.28 : x
  2. Step 2: Convert to fraction form
    4,071.16/6,111.06 = 1,764.28/x
  3. Step 3: Cross multiply
    4,071.16x = 6,111.06 × 1,764.28
  4. Step 4: Simplify right side
    4,071.16x = 10,781,620.94
  5. Step 5: Solve for x
    x = 10,781,620.94/4,071.16
  6. Step 6: Final answer
    x = 2,648.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.