Home / 8,902.12-13,353.53-2,662.23

Finding the Fourth Proportional to 8,902.12, 13,353.53 and 2,662.23

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Solution

The fourth proportional to 8,902.12, 13,353.53 and 2,662.23 is: 3,993.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,902.12 : 13,353.53 = 2,662.23 : x
  2. Step 2: Convert to fraction form
    8,902.12/13,353.53 = 2,662.23/x
  3. Step 3: Cross multiply
    8,902.12x = 13,353.53 × 2,662.23
  4. Step 4: Simplify right side
    8,902.12x = 35,550,168.17
  5. Step 5: Solve for x
    x = 35,550,168.17/8,902.12
  6. Step 6: Final answer
    x = 3,993.45

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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.