Home / 7,777.41-11,665.71-2,846.54

Finding the Fourth Proportional to 7,777.41, 11,665.71 and 2,846.54

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Solution

The fourth proportional to 7,777.41, 11,665.71 and 2,846.54 is: 4,269.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,777.41 : 11,665.71 = 2,846.54 : x
  2. Step 2: Convert to fraction form
    7,777.41/11,665.71 = 2,846.54/x
  3. Step 3: Cross multiply
    7,777.41x = 11,665.71 × 2,846.54
  4. Step 4: Simplify right side
    7,777.41x = 33,206,851.81
  5. Step 5: Solve for x
    x = 33,206,851.81/7,777.41
  6. Step 6: Final answer
    x = 4,269.65

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1.5x scale

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.