Home / 6,589.85-9,886.23-2,086.68

Finding the Fourth Proportional to 6,589.85, 9,886.23 and 2,086.68

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Solution

The fourth proportional to 6,589.85, 9,886.23 and 2,086.68 is: 3,130.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,589.85 : 9,886.23 = 2,086.68 : x
  2. Step 2: Convert to fraction form
    6,589.85/9,886.23 = 2,086.68/x
  3. Step 3: Cross multiply
    6,589.85x = 9,886.23 × 2,086.68
  4. Step 4: Simplify right side
    6,589.85x = 20,629,398.42
  5. Step 5: Solve for x
    x = 20,629,398.42/6,589.85
  6. Step 6: Final answer
    x = 3,130.48

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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.