Home / 5,778.83-8,666.12-2,080.07

Finding the Fourth Proportional to 5,778.83, 8,666.12 and 2,080.07

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Solution

The fourth proportional to 5,778.83, 8,666.12 and 2,080.07 is: 3,119.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,778.83 : 8,666.12 = 2,080.07 : x
  2. Step 2: Convert to fraction form
    5,778.83/8,666.12 = 2,080.07/x
  3. Step 3: Cross multiply
    5,778.83x = 8,666.12 × 2,080.07
  4. Step 4: Simplify right side
    5,778.83x = 18,026,130.60
  5. Step 5: Solve for x
    x = 18,026,130.60/5,778.83
  6. Step 6: Final answer
    x = 3,119.34

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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.