Home / 5,727.40-8,589.03-4,497.21

Finding the Fourth Proportional to 5,727.40, 8,589.03 and 4,497.21

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Solution

The fourth proportional to 5,727.40, 8,589.03 and 4,497.21 is: 6,744.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,727.40 : 8,589.03 = 4,497.21 : x
  2. Step 2: Convert to fraction form
    5,727.40/8,589.03 = 4,497.21/x
  3. Step 3: Cross multiply
    5,727.40x = 8,589.03 × 4,497.21
  4. Step 4: Simplify right side
    5,727.40x = 38,626,671.61
  5. Step 5: Solve for x
    x = 38,626,671.61/5,727.40
  6. Step 6: Final answer
    x = 6,744.19

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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.