Home / 8,181.87-11,289.75-4,596.14

Finding the Fourth Proportional to 8,181.87, 11,289.75 and 4,596.14

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Solution

The fourth proportional to 8,181.87, 11,289.75 and 4,596.14 is: 6,341.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,181.87 : 11,289.75 = 4,596.14 : x
  2. Step 2: Convert to fraction form
    8,181.87/11,289.75 = 4,596.14/x
  3. Step 3: Cross multiply
    8,181.87x = 11,289.75 × 4,596.14
  4. Step 4: Simplify right side
    8,181.87x = 51,889,271.57
  5. Step 5: Solve for x
    x = 51,889,271.57/8,181.87
  6. Step 6: Final answer
    x = 6,341.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.