Home / 9,178.14-13,767.74-2,603.81

Finding the Fourth Proportional to 9,178.14, 13,767.74 and 2,603.81

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Solution

The fourth proportional to 9,178.14, 13,767.74 and 2,603.81 is: 3,905.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,178.14 : 13,767.74 = 2,603.81 : x
  2. Step 2: Convert to fraction form
    9,178.14/13,767.74 = 2,603.81/x
  3. Step 3: Cross multiply
    9,178.14x = 13,767.74 × 2,603.81
  4. Step 4: Simplify right side
    9,178.14x = 35,848,610.25
  5. Step 5: Solve for x
    x = 35,848,610.25/9,178.14
  6. Step 6: Final answer
    x = 3,905.87

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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.