Home / 5,725.50-8,589.48-1,776.67

Finding the Fourth Proportional to 5,725.50, 8,589.48 and 1,776.67

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Solution

The fourth proportional to 5,725.50, 8,589.48 and 1,776.67 is: 2,665.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725.50 : 8,589.48 = 1,776.67 : x
  2. Step 2: Convert to fraction form
    5,725.50/8,589.48 = 1,776.67/x
  3. Step 3: Cross multiply
    5,725.50x = 8,589.48 × 1,776.67
  4. Step 4: Simplify right side
    5,725.50x = 15,260,662.55
  5. Step 5: Solve for x
    x = 15,260,662.55/5,725.50
  6. Step 6: Final answer
    x = 2,665.39

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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.