Home / 4,625.32-6,921.49-3,389.67

Finding the Fourth Proportional to 4,625.32, 6,921.49 and 3,389.67

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Solution

The fourth proportional to 4,625.32, 6,921.49 and 3,389.67 is: 5,072.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,625.32 : 6,921.49 = 3,389.67 : x
  2. Step 2: Convert to fraction form
    4,625.32/6,921.49 = 3,389.67/x
  3. Step 3: Cross multiply
    4,625.32x = 6,921.49 × 3,389.67
  4. Step 4: Simplify right side
    4,625.32x = 23,461,567.01
  5. Step 5: Solve for x
    x = 23,461,567.01/4,625.32
  6. Step 6: Final answer
    x = 5,072.42

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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.