Home / 8,623.87-11,900.67-4,846.94

Finding the Fourth Proportional to 8,623.87, 11,900.67 and 4,846.94

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Solution

The fourth proportional to 8,623.87, 11,900.67 and 4,846.94 is: 6,688.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,623.87 : 11,900.67 = 4,846.94 : x
  2. Step 2: Convert to fraction form
    8,623.87/11,900.67 = 4,846.94/x
  3. Step 3: Cross multiply
    8,623.87x = 11,900.67 × 4,846.94
  4. Step 4: Simplify right side
    8,623.87x = 57,681,827.66
  5. Step 5: Solve for x
    x = 57,681,827.66/8,623.87
  6. Step 6: Final answer
    x = 6,688.63

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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.