Home / 7,668.36-10,582.09-4,311.31

Finding the Fourth Proportional to 7,668.36, 10,582.09 and 4,311.31

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Solution

The fourth proportional to 7,668.36, 10,582.09 and 4,311.31 is: 5,949.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,668.36 : 10,582.09 = 4,311.31 : x
  2. Step 2: Convert to fraction form
    7,668.36/10,582.09 = 4,311.31/x
  3. Step 3: Cross multiply
    7,668.36x = 10,582.09 × 4,311.31
  4. Step 4: Simplify right side
    7,668.36x = 45,622,648.88
  5. Step 5: Solve for x
    x = 45,622,648.88/7,668.36
  6. Step 6: Final answer
    x = 5,949.47

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1.5x scale

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.