Home / 7,419.24-11,133.18-2,802.60

Finding the Fourth Proportional to 7,419.24, 11,133.18 and 2,802.60

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Solution

The fourth proportional to 7,419.24, 11,133.18 and 2,802.60 is: 4,205.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,419.24 : 11,133.18 = 2,802.60 : x
  2. Step 2: Convert to fraction form
    7,419.24/11,133.18 = 2,802.60/x
  3. Step 3: Cross multiply
    7,419.24x = 11,133.18 × 2,802.60
  4. Step 4: Simplify right side
    7,419.24x = 31,201,850.27
  5. Step 5: Solve for x
    x = 31,201,850.27/7,419.24
  6. Step 6: Final answer
    x = 4,205.53

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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.