Home / 9,441.32-13,034.36-7,185.48

Finding the Fourth Proportional to 9,441.32, 13,034.36 and 7,185.48

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Solution

The fourth proportional to 9,441.32, 13,034.36 and 7,185.48 is: 9,920.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,441.32 : 13,034.36 = 7,185.48 : x
  2. Step 2: Convert to fraction form
    9,441.32/13,034.36 = 7,185.48/x
  3. Step 3: Cross multiply
    9,441.32x = 13,034.36 × 7,185.48
  4. Step 4: Simplify right side
    9,441.32x = 93,658,133.09
  5. Step 5: Solve for x
    x = 93,658,133.09/9,441.32
  6. Step 6: Final answer
    x = 9,920.03

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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.