Home / 5,684.55-8,527.23-1,986.36

Finding the Fourth Proportional to 5,684.55, 8,527.23 and 1,986.36

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Solution

The fourth proportional to 5,684.55, 8,527.23 and 1,986.36 is: 2,979.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,684.55 : 8,527.23 = 1,986.36 : x
  2. Step 2: Convert to fraction form
    5,684.55/8,527.23 = 1,986.36/x
  3. Step 3: Cross multiply
    5,684.55x = 8,527.23 × 1,986.36
  4. Step 4: Simplify right side
    5,684.55x = 16,938,148.58
  5. Step 5: Solve for x
    x = 16,938,148.58/5,684.55
  6. Step 6: Final answer
    x = 2,979.68

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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.