Home / 8,826.80-13,240.20-2,253

Finding the Fourth Proportional to 8,826.80, 13,240.20 and 2,253

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Solution

The fourth proportional to 8,826.80, 13,240.20 and 2,253 is: 3,379.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,826.80 : 13,240.20 = 2,253 : x
  2. Step 2: Convert to fraction form
    8,826.80/13,240.20 = 2,253/x
  3. Step 3: Cross multiply
    8,826.80x = 13,240.20 × 2,253
  4. Step 4: Simplify right side
    8,826.80x = 29,830,170.60
  5. Step 5: Solve for x
    x = 29,830,170.60/8,826.80
  6. Step 6: Final answer
    x = 3,379.50

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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.