Home / 2,668.26-4,002.40-1,846.30

Finding the Fourth Proportional to 2,668.26, 4,002.40 and 1,846.30

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Solution

The fourth proportional to 2,668.26, 4,002.40 and 1,846.30 is: 2,769.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668.26 : 4,002.40 = 1,846.30 : x
  2. Step 2: Convert to fraction form
    2,668.26/4,002.40 = 1,846.30/x
  3. Step 3: Cross multiply
    2,668.26x = 4,002.40 × 1,846.30
  4. Step 4: Simplify right side
    2,668.26x = 7,389,631.12
  5. Step 5: Solve for x
    x = 7,389,631.12/2,668.26
  6. Step 6: Final answer
    x = 2,769.46

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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.