Home / 5,683.89-8,516.56-3,487.98

Finding the Fourth Proportional to 5,683.89, 8,516.56 and 3,487.98

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Solution

The fourth proportional to 5,683.89, 8,516.56 and 3,487.98 is: 5,226.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,683.89 : 8,516.56 = 3,487.98 : x
  2. Step 2: Convert to fraction form
    5,683.89/8,516.56 = 3,487.98/x
  3. Step 3: Cross multiply
    5,683.89x = 8,516.56 × 3,487.98
  4. Step 4: Simplify right side
    5,683.89x = 29,705,530.93
  5. Step 5: Solve for x
    x = 29,705,530.93/5,683.89
  6. Step 6: Final answer
    x = 5,226.27

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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.