Home / 4,999.19-6,896.34-3,111.08

Finding the Fourth Proportional to 4,999.19, 6,896.34 and 3,111.08

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Solution

The fourth proportional to 4,999.19, 6,896.34 and 3,111.08 is: 4,291.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999.19 : 6,896.34 = 3,111.08 : x
  2. Step 2: Convert to fraction form
    4,999.19/6,896.34 = 3,111.08/x
  3. Step 3: Cross multiply
    4,999.19x = 6,896.34 × 3,111.08
  4. Step 4: Simplify right side
    4,999.19x = 21,455,030.97
  5. Step 5: Solve for x
    x = 21,455,030.97/4,999.19
  6. Step 6: Final answer
    x = 4,291.71

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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.