Home / 8,589.24-11,853.54-6,723

Finding the Fourth Proportional to 8,589.24, 11,853.54 and 6,723

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Solution

The fourth proportional to 8,589.24, 11,853.54 and 6,723 is: 9,278.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,589.24 : 11,853.54 = 6,723 : x
  2. Step 2: Convert to fraction form
    8,589.24/11,853.54 = 6,723/x
  3. Step 3: Cross multiply
    8,589.24x = 11,853.54 × 6,723
  4. Step 4: Simplify right side
    8,589.24x = 79,691,349.42
  5. Step 5: Solve for x
    x = 79,691,349.42/8,589.24
  6. Step 6: Final answer
    x = 9,278.04

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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.