Home / 3,975.14-5,486.95-2,558.84

Finding the Fourth Proportional to 3,975.14, 5,486.95 and 2,558.84

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Solution

The fourth proportional to 3,975.14, 5,486.95 and 2,558.84 is: 3,532.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975.14 : 5,486.95 = 2,558.84 : x
  2. Step 2: Convert to fraction form
    3,975.14/5,486.95 = 2,558.84/x
  3. Step 3: Cross multiply
    3,975.14x = 5,486.95 × 2,558.84
  4. Step 4: Simplify right side
    3,975.14x = 14,040,219.37
  5. Step 5: Solve for x
    x = 14,040,219.37/3,975.14
  6. Step 6: Final answer
    x = 3,532.01

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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.