Home / 11,445.84-15,797.70-6,732.81

Finding the Fourth Proportional to 11,445.84, 15,797.70 and 6,732.81

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Solution

The fourth proportional to 11,445.84, 15,797.70 and 6,732.81 is: 9,292.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,445.84 : 15,797.70 = 6,732.81 : x
  2. Step 2: Convert to fraction form
    11,445.84/15,797.70 = 6,732.81/x
  3. Step 3: Cross multiply
    11,445.84x = 15,797.70 × 6,732.81
  4. Step 4: Simplify right side
    11,445.84x = 106,362,912.54
  5. Step 5: Solve for x
    x = 106,362,912.54/11,445.84
  6. Step 6: Final answer
    x = 9,292.71

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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.