Home / 7,050.24-9,729.29-3,863.55

Finding the Fourth Proportional to 7,050.24, 9,729.29 and 3,863.55

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Solution

The fourth proportional to 7,050.24, 9,729.29 and 3,863.55 is: 5,331.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,050.24 : 9,729.29 = 3,863.55 : x
  2. Step 2: Convert to fraction form
    7,050.24/9,729.29 = 3,863.55/x
  3. Step 3: Cross multiply
    7,050.24x = 9,729.29 × 3,863.55
  4. Step 4: Simplify right side
    7,050.24x = 37,589,578.93
  5. Step 5: Solve for x
    x = 37,589,578.93/7,050.24
  6. Step 6: Final answer
    x = 5,331.67

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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.