Home / 5,291.06-7,936.65-1,827.50

Finding the Fourth Proportional to 5,291.06, 7,936.65 and 1,827.50

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Solution

The fourth proportional to 5,291.06, 7,936.65 and 1,827.50 is: 2,741.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,291.06 : 7,936.65 = 1,827.50 : x
  2. Step 2: Convert to fraction form
    5,291.06/7,936.65 = 1,827.50/x
  3. Step 3: Cross multiply
    5,291.06x = 7,936.65 × 1,827.50
  4. Step 4: Simplify right side
    5,291.06x = 14,504,227.88
  5. Step 5: Solve for x
    x = 14,504,227.88/5,291.06
  6. Step 6: Final answer
    x = 2,741.27

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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.