Home / 6,989.00-9,644.97-3,802.46

Finding the Fourth Proportional to 6,989.00, 9,644.97 and 3,802.46

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Solution

The fourth proportional to 6,989.00, 9,644.97 and 3,802.46 is: 5,247.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,989.00 : 9,644.97 = 3,802.46 : x
  2. Step 2: Convert to fraction form
    6,989.00/9,644.97 = 3,802.46/x
  3. Step 3: Cross multiply
    6,989.00x = 9,644.97 × 3,802.46
  4. Step 4: Simplify right side
    6,989.00x = 36,674,564.40
  5. Step 5: Solve for x
    x = 36,674,564.40/6,989.00
  6. Step 6: Final answer
    x = 5,247.47

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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.