Home / 7,028.49-9,696.33-4,509.81

Finding the Fourth Proportional to 7,028.49, 9,696.33 and 4,509.81

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Solution

The fourth proportional to 7,028.49, 9,696.33 and 4,509.81 is: 6,221.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,028.49 : 9,696.33 = 4,509.81 : x
  2. Step 2: Convert to fraction form
    7,028.49/9,696.33 = 4,509.81/x
  3. Step 3: Cross multiply
    7,028.49x = 9,696.33 × 4,509.81
  4. Step 4: Simplify right side
    7,028.49x = 43,728,606.00
  5. Step 5: Solve for x
    x = 43,728,606.00/7,028.49
  6. Step 6: Final answer
    x = 6,221.62

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1.5x scale

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.