Home / 9,012.06-13,512.32-3,750.72

Finding the Fourth Proportional to 9,012.06, 13,512.32 and 3,750.72

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Solution

The fourth proportional to 9,012.06, 13,512.32 and 3,750.72 is: 5,623.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,012.06 : 13,512.32 = 3,750.72 : x
  2. Step 2: Convert to fraction form
    9,012.06/13,512.32 = 3,750.72/x
  3. Step 3: Cross multiply
    9,012.06x = 13,512.32 × 3,750.72
  4. Step 4: Simplify right side
    9,012.06x = 50,680,928.87
  5. Step 5: Solve for x
    x = 50,680,928.87/9,012.06
  6. Step 6: Final answer
    x = 5,623.68

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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.