Home / 3,685.97-5,527.26-1,186.70

Finding the Fourth Proportional to 3,685.97, 5,527.26 and 1,186.70

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Solution

The fourth proportional to 3,685.97, 5,527.26 and 1,186.70 is: 1,779.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685.97 : 5,527.26 = 1,186.70 : x
  2. Step 2: Convert to fraction form
    3,685.97/5,527.26 = 1,186.70/x
  3. Step 3: Cross multiply
    3,685.97x = 5,527.26 × 1,186.70
  4. Step 4: Simplify right side
    3,685.97x = 6,559,218.09
  5. Step 5: Solve for x
    x = 6,559,218.09/3,685.97
  6. Step 6: Final answer
    x = 1,779.51

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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.