Home / 6,528.97-9,009.99-3,696.31

Finding the Fourth Proportional to 6,528.97, 9,009.99 and 3,696.31

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Solution

The fourth proportional to 6,528.97, 9,009.99 and 3,696.31 is: 5,100.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,528.97 : 9,009.99 = 3,696.31 : x
  2. Step 2: Convert to fraction form
    6,528.97/9,009.99 = 3,696.31/x
  3. Step 3: Cross multiply
    6,528.97x = 9,009.99 × 3,696.31
  4. Step 4: Simplify right side
    6,528.97x = 33,303,716.14
  5. Step 5: Solve for x
    x = 33,303,716.14/6,528.97
  6. Step 6: Final answer
    x = 5,100.91

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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.