Home / 4,943.15-6,821.54-2,705.02

Finding the Fourth Proportional to 4,943.15, 6,821.54 and 2,705.02

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Solution

The fourth proportional to 4,943.15, 6,821.54 and 2,705.02 is: 3,732.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943.15 : 6,821.54 = 2,705.02 : x
  2. Step 2: Convert to fraction form
    4,943.15/6,821.54 = 2,705.02/x
  3. Step 3: Cross multiply
    4,943.15x = 6,821.54 × 2,705.02
  4. Step 4: Simplify right side
    4,943.15x = 18,452,435.78
  5. Step 5: Solve for x
    x = 18,452,435.78/4,943.15
  6. Step 6: Final answer
    x = 3,732.93

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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.