Home / 2,186.42-3,262.84-1,952.87

Finding the Fourth Proportional to 2,186.42, 3,262.84 and 1,952.87

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Solution

The fourth proportional to 2,186.42, 3,262.84 and 1,952.87 is: 2,914.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186.42 : 3,262.84 = 1,952.87 : x
  2. Step 2: Convert to fraction form
    2,186.42/3,262.84 = 1,952.87/x
  3. Step 3: Cross multiply
    2,186.42x = 3,262.84 × 1,952.87
  4. Step 4: Simplify right side
    2,186.42x = 6,371,902.35
  5. Step 5: Solve for x
    x = 6,371,902.35/2,186.42
  6. Step 6: Final answer
    x = 2,914.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.