Home / 4,908.74-6,774.06-2,670.61

Finding the Fourth Proportional to 4,908.74, 6,774.06 and 2,670.61

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Solution

The fourth proportional to 4,908.74, 6,774.06 and 2,670.61 is: 3,685.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,908.74 : 6,774.06 = 2,670.61 : x
  2. Step 2: Convert to fraction form
    4,908.74/6,774.06 = 2,670.61/x
  3. Step 3: Cross multiply
    4,908.74x = 6,774.06 × 2,670.61
  4. Step 4: Simplify right side
    4,908.74x = 18,090,876.87
  5. Step 5: Solve for x
    x = 18,090,876.87/4,908.74
  6. Step 6: Final answer
    x = 3,685.44

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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.