Home / 4,908.82-6,774.08-2,670.64

Finding the Fourth Proportional to 4,908.82, 6,774.08 and 2,670.64

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Solution

The fourth proportional to 4,908.82, 6,774.08 and 2,670.64 is: 3,685.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,908.82 : 6,774.08 = 2,670.64 : x
  2. Step 2: Convert to fraction form
    4,908.82/6,774.08 = 2,670.64/x
  3. Step 3: Cross multiply
    4,908.82x = 6,774.08 × 2,670.64
  4. Step 4: Simplify right side
    4,908.82x = 18,091,129.01
  5. Step 5: Solve for x
    x = 18,091,129.01/4,908.82
  6. Step 6: Final answer
    x = 3,685.43

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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.