Home / 7,182.41-10,772.18-6,826.38

Finding the Fourth Proportional to 7,182.41, 10,772.18 and 6,826.38

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Solution

The fourth proportional to 7,182.41, 10,772.18 and 6,826.38 is: 10,238.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,182.41 : 10,772.18 = 6,826.38 : x
  2. Step 2: Convert to fraction form
    7,182.41/10,772.18 = 6,826.38/x
  3. Step 3: Cross multiply
    7,182.41x = 10,772.18 × 6,826.38
  4. Step 4: Simplify right side
    7,182.41x = 73,534,945.18
  5. Step 5: Solve for x
    x = 73,534,945.18/7,182.41
  6. Step 6: Final answer
    x = 10,238.21

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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.