Home / 6,430.44-9,643.20-2,269.67

Finding the Fourth Proportional to 6,430.44, 9,643.20 and 2,269.67

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Solution

The fourth proportional to 6,430.44, 9,643.20 and 2,269.67 is: 3,403.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,430.44 : 9,643.20 = 2,269.67 : x
  2. Step 2: Convert to fraction form
    6,430.44/9,643.20 = 2,269.67/x
  3. Step 3: Cross multiply
    6,430.44x = 9,643.20 × 2,269.67
  4. Step 4: Simplify right side
    6,430.44x = 21,886,857.64
  5. Step 5: Solve for x
    x = 21,886,857.64/6,430.44
  6. Step 6: Final answer
    x = 3,403.64

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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.