Home / 4,828.76-7,242.60-2,231

Finding the Fourth Proportional to 4,828.76, 7,242.60 and 2,231

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Solution

The fourth proportional to 4,828.76, 7,242.60 and 2,231 is: 3,346.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,828.76 : 7,242.60 = 2,231 : x
  2. Step 2: Convert to fraction form
    4,828.76/7,242.60 = 2,231/x
  3. Step 3: Cross multiply
    4,828.76x = 7,242.60 × 2,231
  4. Step 4: Simplify right side
    4,828.76x = 16,158,240.60
  5. Step 5: Solve for x
    x = 16,158,240.60/4,828.76
  6. Step 6: Final answer
    x = 3,346.25

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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.