Home / 7,188.24-10,783.88-2,258.38

Finding the Fourth Proportional to 7,188.24, 10,783.88 and 2,258.38

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Solution

The fourth proportional to 7,188.24, 10,783.88 and 2,258.38 is: 3,388.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,188.24 : 10,783.88 = 2,258.38 : x
  2. Step 2: Convert to fraction form
    7,188.24/10,783.88 = 2,258.38/x
  3. Step 3: Cross multiply
    7,188.24x = 10,783.88 × 2,258.38
  4. Step 4: Simplify right side
    7,188.24x = 24,354,122.27
  5. Step 5: Solve for x
    x = 24,354,122.27/7,188.24
  6. Step 6: Final answer
    x = 3,388.05

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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.