Home / 11,450.74-15,803.42-6,975.15

Finding the Fourth Proportional to 11,450.74, 15,803.42 and 6,975.15

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Solution

The fourth proportional to 11,450.74, 15,803.42 and 6,975.15 is: 9,626.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,450.74 : 15,803.42 = 6,975.15 : x
  2. Step 2: Convert to fraction form
    11,450.74/15,803.42 = 6,975.15/x
  3. Step 3: Cross multiply
    11,450.74x = 15,803.42 × 6,975.15
  4. Step 4: Simplify right side
    11,450.74x = 110,231,225.01
  5. Step 5: Solve for x
    x = 110,231,225.01/11,450.74
  6. Step 6: Final answer
    x = 9,626.56

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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.