Home / 4,126.55-6,185.26-1,786.15

Finding the Fourth Proportional to 4,126.55, 6,185.26 and 1,786.15

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Solution

The fourth proportional to 4,126.55, 6,185.26 and 1,786.15 is: 2,677.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126.55 : 6,185.26 = 1,786.15 : x
  2. Step 2: Convert to fraction form
    4,126.55/6,185.26 = 1,786.15/x
  3. Step 3: Cross multiply
    4,126.55x = 6,185.26 × 1,786.15
  4. Step 4: Simplify right side
    4,126.55x = 11,047,812.11
  5. Step 5: Solve for x
    x = 11,047,812.11/4,126.55
  6. Step 6: Final answer
    x = 2,677.25

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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.