Home / 4,947.93-6,828.11-2,709.77

Finding the Fourth Proportional to 4,947.93, 6,828.11 and 2,709.77

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Solution

The fourth proportional to 4,947.93, 6,828.11 and 2,709.77 is: 3,739.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,947.93 : 6,828.11 = 2,709.77 : x
  2. Step 2: Convert to fraction form
    4,947.93/6,828.11 = 2,709.77/x
  3. Step 3: Cross multiply
    4,947.93x = 6,828.11 × 2,709.77
  4. Step 4: Simplify right side
    4,947.93x = 18,502,559.95
  5. Step 5: Solve for x
    x = 18,502,559.95/4,947.93
  6. Step 6: Final answer
    x = 3,739.45

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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.