Home / 5,346.80-8,020.20-1,884.08

Finding the Fourth Proportional to 5,346.80, 8,020.20 and 1,884.08

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Solution

The fourth proportional to 5,346.80, 8,020.20 and 1,884.08 is: 2,826.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346.80 : 8,020.20 = 1,884.08 : x
  2. Step 2: Convert to fraction form
    5,346.80/8,020.20 = 1,884.08/x
  3. Step 3: Cross multiply
    5,346.80x = 8,020.20 × 1,884.08
  4. Step 4: Simplify right side
    5,346.80x = 15,110,698.42
  5. Step 5: Solve for x
    x = 15,110,698.42/5,346.80
  6. Step 6: Final answer
    x = 2,826.12

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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.