Home / 7,668.74-10,582.92-4,311.56

Finding the Fourth Proportional to 7,668.74, 10,582.92 and 4,311.56

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Solution

The fourth proportional to 7,668.74, 10,582.92 and 4,311.56 is: 5,949.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,668.74 : 10,582.92 = 4,311.56 : x
  2. Step 2: Convert to fraction form
    7,668.74/10,582.92 = 4,311.56/x
  3. Step 3: Cross multiply
    7,668.74x = 10,582.92 × 4,311.56
  4. Step 4: Simplify right side
    7,668.74x = 45,628,921.01
  5. Step 5: Solve for x
    x = 45,628,921.01/7,668.74
  6. Step 6: Final answer
    x = 5,949.99

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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.