Home / 3,006.23-4,148.37-1,679.67

Finding the Fourth Proportional to 3,006.23, 4,148.37 and 1,679.67

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Solution

The fourth proportional to 3,006.23, 4,148.37 and 1,679.67 is: 2,317.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,006.23 : 4,148.37 = 1,679.67 : x
  2. Step 2: Convert to fraction form
    3,006.23/4,148.37 = 1,679.67/x
  3. Step 3: Cross multiply
    3,006.23x = 4,148.37 × 1,679.67
  4. Step 4: Simplify right side
    3,006.23x = 6,967,892.64
  5. Step 5: Solve for x
    x = 6,967,892.64/3,006.23
  6. Step 6: Final answer
    x = 2,317.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.