Home / 9,188.37-13,779.63-3,923.28

Finding the Fourth Proportional to 9,188.37, 13,779.63 and 3,923.28

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Solution

The fourth proportional to 9,188.37, 13,779.63 and 3,923.28 is: 5,883.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,188.37 : 13,779.63 = 3,923.28 : x
  2. Step 2: Convert to fraction form
    9,188.37/13,779.63 = 3,923.28/x
  3. Step 3: Cross multiply
    9,188.37x = 13,779.63 × 3,923.28
  4. Step 4: Simplify right side
    9,188.37x = 54,061,346.79
  5. Step 5: Solve for x
    x = 54,061,346.79/9,188.37
  6. Step 6: Final answer
    x = 5,883.67

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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.