Home / 4,266.37-6,400.10-1,668.97

Finding the Fourth Proportional to 4,266.37, 6,400.10 and 1,668.97

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Solution

The fourth proportional to 4,266.37, 6,400.10 and 1,668.97 is: 2,503.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,266.37 : 6,400.10 = 1,668.97 : x
  2. Step 2: Convert to fraction form
    4,266.37/6,400.10 = 1,668.97/x
  3. Step 3: Cross multiply
    4,266.37x = 6,400.10 × 1,668.97
  4. Step 4: Simplify right side
    4,266.37x = 10,681,574.90
  5. Step 5: Solve for x
    x = 10,681,574.90/4,266.37
  6. Step 6: Final answer
    x = 2,503.67

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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.