Home / 8,988.03-13,487.31-8,025.75

Finding the Fourth Proportional to 8,988.03, 13,487.31 and 8,025.75

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Solution

The fourth proportional to 8,988.03, 13,487.31 and 8,025.75 is: 12,043.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,988.03 : 13,487.31 = 8,025.75 : x
  2. Step 2: Convert to fraction form
    8,988.03/13,487.31 = 8,025.75/x
  3. Step 3: Cross multiply
    8,988.03x = 13,487.31 × 8,025.75
  4. Step 4: Simplify right side
    8,988.03x = 108,245,778.23
  5. Step 5: Solve for x
    x = 108,245,778.23/8,988.03
  6. Step 6: Final answer
    x = 12,043.33

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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.