Home / 7,050.56-9,729.36-3,863.23

Finding the Fourth Proportional to 7,050.56, 9,729.36 and 3,863.23

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Solution

The fourth proportional to 7,050.56, 9,729.36 and 3,863.23 is: 5,331.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,050.56 : 9,729.36 = 3,863.23 : x
  2. Step 2: Convert to fraction form
    7,050.56/9,729.36 = 3,863.23/x
  3. Step 3: Cross multiply
    7,050.56x = 9,729.36 × 3,863.23
  4. Step 4: Simplify right side
    7,050.56x = 37,586,731.11
  5. Step 5: Solve for x
    x = 37,586,731.11/7,050.56
  6. Step 6: Final answer
    x = 5,331.03

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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.