Home / 4,999.31-6,898.46-2,761.05

Finding the Fourth Proportional to 4,999.31, 6,898.46 and 2,761.05

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Solution

The fourth proportional to 4,999.31, 6,898.46 and 2,761.05 is: 3,809.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999.31 : 6,898.46 = 2,761.05 : x
  2. Step 2: Convert to fraction form
    4,999.31/6,898.46 = 2,761.05/x
  3. Step 3: Cross multiply
    4,999.31x = 6,898.46 × 2,761.05
  4. Step 4: Simplify right side
    4,999.31x = 19,046,986.37
  5. Step 5: Solve for x
    x = 19,046,986.37/4,999.31
  6. Step 6: Final answer
    x = 3,809.92

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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.