Home / 6,629.13-9,148.23-3,645.16

Finding the Fourth Proportional to 6,629.13, 9,148.23 and 3,645.16

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Solution

The fourth proportional to 6,629.13, 9,148.23 and 3,645.16 is: 5,030.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,629.13 : 9,148.23 = 3,645.16 : x
  2. Step 2: Convert to fraction form
    6,629.13/9,148.23 = 3,645.16/x
  3. Step 3: Cross multiply
    6,629.13x = 9,148.23 × 3,645.16
  4. Step 4: Simplify right side
    6,629.13x = 33,346,725.44
  5. Step 5: Solve for x
    x = 33,346,725.44/6,629.13
  6. Step 6: Final answer
    x = 5,030.33

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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.