Home / 6,629.32-9,148.67-3,645.37

Finding the Fourth Proportional to 6,629.32, 9,148.67 and 3,645.37

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Solution

The fourth proportional to 6,629.32, 9,148.67 and 3,645.37 is: 5,030.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,629.32 : 9,148.67 = 3,645.37 : x
  2. Step 2: Convert to fraction form
    6,629.32/9,148.67 = 3,645.37/x
  3. Step 3: Cross multiply
    6,629.32x = 9,148.67 × 3,645.37
  4. Step 4: Simplify right side
    6,629.32x = 33,350,287.16
  5. Step 5: Solve for x
    x = 33,350,287.16/6,629.32
  6. Step 6: Final answer
    x = 5,030.73

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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.