Home / 4,908.93-6,774.31-2,670.82

Finding the Fourth Proportional to 4,908.93, 6,774.31 and 2,670.82

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Solution

The fourth proportional to 4,908.93, 6,774.31 and 2,670.82 is: 3,685.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,908.93 : 6,774.31 = 2,670.82 : x
  2. Step 2: Convert to fraction form
    4,908.93/6,774.31 = 2,670.82/x
  3. Step 3: Cross multiply
    4,908.93x = 6,774.31 × 2,670.82
  4. Step 4: Simplify right side
    4,908.93x = 18,092,979.63
  5. Step 5: Solve for x
    x = 18,092,979.63/4,908.93
  6. Step 6: Final answer
    x = 3,685.73

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1.5x scale

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.