Home / 5,618.82-8,426.61-1,723.53

Finding the Fourth Proportional to 5,618.82, 8,426.61 and 1,723.53

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Solution

The fourth proportional to 5,618.82, 8,426.61 and 1,723.53 is: 2,584.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,618.82 : 8,426.61 = 1,723.53 : x
  2. Step 2: Convert to fraction form
    5,618.82/8,426.61 = 1,723.53/x
  3. Step 3: Cross multiply
    5,618.82x = 8,426.61 × 1,723.53
  4. Step 4: Simplify right side
    5,618.82x = 14,523,515.13
  5. Step 5: Solve for x
    x = 14,523,515.13/5,618.82
  6. Step 6: Final answer
    x = 2,584.80

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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.