Home / 7,769.71-10,722.27-4,583.08

Finding the Fourth Proportional to 7,769.71, 10,722.27 and 4,583.08

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Solution

The fourth proportional to 7,769.71, 10,722.27 and 4,583.08 is: 6,324.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,769.71 : 10,722.27 = 4,583.08 : x
  2. Step 2: Convert to fraction form
    7,769.71/10,722.27 = 4,583.08/x
  3. Step 3: Cross multiply
    7,769.71x = 10,722.27 × 4,583.08
  4. Step 4: Simplify right side
    7,769.71x = 49,141,021.19
  5. Step 5: Solve for x
    x = 49,141,021.19/7,769.71
  6. Step 6: Final answer
    x = 6,324.69

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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.