Home / 8,080.83-11,153.30-4,938.84

Finding the Fourth Proportional to 8,080.83, 11,153.30 and 4,938.84

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Solution

The fourth proportional to 8,080.83, 11,153.30 and 4,938.84 is: 6,816.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,080.83 : 11,153.30 = 4,938.84 : x
  2. Step 2: Convert to fraction form
    8,080.83/11,153.30 = 4,938.84/x
  3. Step 3: Cross multiply
    8,080.83x = 11,153.30 × 4,938.84
  4. Step 4: Simplify right side
    8,080.83x = 55,084,339.48
  5. Step 5: Solve for x
    x = 55,084,339.48/8,080.83
  6. Step 6: Final answer
    x = 6,816.67

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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.