Home / 5,779.14-8,667.91-2,080.86

Finding the Fourth Proportional to 5,779.14, 8,667.91 and 2,080.86

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Solution

The fourth proportional to 5,779.14, 8,667.91 and 2,080.86 is: 3,121.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,779.14 : 8,667.91 = 2,080.86 : x
  2. Step 2: Convert to fraction form
    5,779.14/8,667.91 = 2,080.86/x
  3. Step 3: Cross multiply
    5,779.14x = 8,667.91 × 2,080.86
  4. Step 4: Simplify right side
    5,779.14x = 18,036,707.20
  5. Step 5: Solve for x
    x = 18,036,707.20/5,779.14
  6. Step 6: Final answer
    x = 3,121.00

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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.