Home / 4,106.42-5,667.09-2,428.81

Finding the Fourth Proportional to 4,106.42, 5,667.09 and 2,428.81

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Solution

The fourth proportional to 4,106.42, 5,667.09 and 2,428.81 is: 3,351.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,106.42 : 5,667.09 = 2,428.81 : x
  2. Step 2: Convert to fraction form
    4,106.42/5,667.09 = 2,428.81/x
  3. Step 3: Cross multiply
    4,106.42x = 5,667.09 × 2,428.81
  4. Step 4: Simplify right side
    4,106.42x = 13,764,256.53
  5. Step 5: Solve for x
    x = 13,764,256.53/4,106.42
  6. Step 6: Final answer
    x = 3,351.89

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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.