Home / 4,675.56-6,999.44-2,821.02

Finding the Fourth Proportional to 4,675.56, 6,999.44 and 2,821.02

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Solution

The fourth proportional to 4,675.56, 6,999.44 and 2,821.02 is: 4,223.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,675.56 : 6,999.44 = 2,821.02 : x
  2. Step 2: Convert to fraction form
    4,675.56/6,999.44 = 2,821.02/x
  3. Step 3: Cross multiply
    4,675.56x = 6,999.44 × 2,821.02
  4. Step 4: Simplify right side
    4,675.56x = 19,745,560.23
  5. Step 5: Solve for x
    x = 19,745,560.23/4,675.56
  6. Step 6: Final answer
    x = 4,223.14

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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.