Home / 4,914.55-6,790.71-3,927.97

Finding the Fourth Proportional to 4,914.55, 6,790.71 and 3,927.97

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Solution

The fourth proportional to 4,914.55, 6,790.71 and 3,927.97 is: 5,427.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914.55 : 6,790.71 = 3,927.97 : x
  2. Step 2: Convert to fraction form
    4,914.55/6,790.71 = 3,927.97/x
  3. Step 3: Cross multiply
    4,914.55x = 6,790.71 × 3,927.97
  4. Step 4: Simplify right side
    4,914.55x = 26,673,705.16
  5. Step 5: Solve for x
    x = 26,673,705.16/4,914.55
  6. Step 6: Final answer
    x = 5,427.50

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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.