Home / 4,830.30-6,664.28-2,705.54

Finding the Fourth Proportional to 4,830.30, 6,664.28 and 2,705.54

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Solution

The fourth proportional to 4,830.30, 6,664.28 and 2,705.54 is: 3,732.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830.30 : 6,664.28 = 2,705.54 : x
  2. Step 2: Convert to fraction form
    4,830.30/6,664.28 = 2,705.54/x
  3. Step 3: Cross multiply
    4,830.30x = 6,664.28 × 2,705.54
  4. Step 4: Simplify right side
    4,830.30x = 18,030,429.26
  5. Step 5: Solve for x
    x = 18,030,429.26/4,830.30
  6. Step 6: Final answer
    x = 3,732.78

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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.