Home / 2,527.14-3,786.66-1,428.24

Finding the Fourth Proportional to 2,527.14, 3,786.66 and 1,428.24

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Solution

The fourth proportional to 2,527.14, 3,786.66 and 1,428.24 is: 2,140.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,527.14 : 3,786.66 = 1,428.24 : x
  2. Step 2: Convert to fraction form
    2,527.14/3,786.66 = 1,428.24/x
  3. Step 3: Cross multiply
    2,527.14x = 3,786.66 × 1,428.24
  4. Step 4: Simplify right side
    2,527.14x = 5,408,259.28
  5. Step 5: Solve for x
    x = 5,408,259.28/2,527.14
  6. Step 6: Final answer
    x = 2,140.07

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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.