Home / 5,399.51-8,099.33-1,936.76

Finding the Fourth Proportional to 5,399.51, 8,099.33 and 1,936.76

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Solution

The fourth proportional to 5,399.51, 8,099.33 and 1,936.76 is: 2,905.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,399.51 : 8,099.33 = 1,936.76 : x
  2. Step 2: Convert to fraction form
    5,399.51/8,099.33 = 1,936.76/x
  3. Step 3: Cross multiply
    5,399.51x = 8,099.33 × 1,936.76
  4. Step 4: Simplify right side
    5,399.51x = 15,686,408.19
  5. Step 5: Solve for x
    x = 15,686,408.19/5,399.51
  6. Step 6: Final answer
    x = 2,905.16

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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.