Home / 5,220.28-7,823.94-2,443.33

Finding the Fourth Proportional to 5,220.28, 7,823.94 and 2,443.33

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Solution

The fourth proportional to 5,220.28, 7,823.94 and 2,443.33 is: 3,661.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220.28 : 7,823.94 = 2,443.33 : x
  2. Step 2: Convert to fraction form
    5,220.28/7,823.94 = 2,443.33/x
  3. Step 3: Cross multiply
    5,220.28x = 7,823.94 × 2,443.33
  4. Step 4: Simplify right side
    5,220.28x = 19,116,467.32
  5. Step 5: Solve for x
    x = 19,116,467.32/5,220.28
  6. Step 6: Final answer
    x = 3,661.96

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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.