Home / 4,428.07-6,110.91-2,438.78

Finding the Fourth Proportional to 4,428.07, 6,110.91 and 2,438.78

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Solution

The fourth proportional to 4,428.07, 6,110.91 and 2,438.78 is: 3,365.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.07 : 6,110.91 = 2,438.78 : x
  2. Step 2: Convert to fraction form
    4,428.07/6,110.91 = 2,438.78/x
  3. Step 3: Cross multiply
    4,428.07x = 6,110.91 × 2,438.78
  4. Step 4: Simplify right side
    4,428.07x = 14,903,134.54
  5. Step 5: Solve for x
    x = 14,903,134.54/4,428.07
  6. Step 6: Final answer
    x = 3,365.61

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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.