Home / 4,902.12-6,764.93-2,664.02

Finding the Fourth Proportional to 4,902.12, 6,764.93 and 2,664.02

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Solution

The fourth proportional to 4,902.12, 6,764.93 and 2,664.02 is: 3,676.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,902.12 : 6,764.93 = 2,664.02 : x
  2. Step 2: Convert to fraction form
    4,902.12/6,764.93 = 2,664.02/x
  3. Step 3: Cross multiply
    4,902.12x = 6,764.93 × 2,664.02
  4. Step 4: Simplify right side
    4,902.12x = 18,021,908.82
  5. Step 5: Solve for x
    x = 18,021,908.82/4,902.12
  6. Step 6: Final answer
    x = 3,676.35

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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.