Home / 9,771.06-14,657-2,845.56

Finding the Fourth Proportional to 9,771.06, 14,657 and 2,845.56

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Solution

The fourth proportional to 9,771.06, 14,657 and 2,845.56 is: 4,268.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,771.06 : 14,657 = 2,845.56 : x
  2. Step 2: Convert to fraction form
    9,771.06/14,657 = 2,845.56/x
  3. Step 3: Cross multiply
    9,771.06x = 14,657 × 2,845.56
  4. Step 4: Simplify right side
    9,771.06x = 41,707,372.92
  5. Step 5: Solve for x
    x = 41,707,372.92/9,771.06
  6. Step 6: Final answer
    x = 4,268.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.