Home / 5,786.49-8,679.58-1,626.53

Finding the Fourth Proportional to 5,786.49, 8,679.58 and 1,626.53

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Solution

The fourth proportional to 5,786.49, 8,679.58 and 1,626.53 is: 2,439.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,786.49 : 8,679.58 = 1,626.53 : x
  2. Step 2: Convert to fraction form
    5,786.49/8,679.58 = 1,626.53/x
  3. Step 3: Cross multiply
    5,786.49x = 8,679.58 × 1,626.53
  4. Step 4: Simplify right side
    5,786.49x = 14,117,597.26
  5. Step 5: Solve for x
    x = 14,117,597.26/5,786.49
  6. Step 6: Final answer
    x = 2,439.75

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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.