Home / 11,206.37-15,458.38-7,007.33

Finding the Fourth Proportional to 11,206.37, 15,458.38 and 7,007.33

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Solution

The fourth proportional to 11,206.37, 15,458.38 and 7,007.33 is: 9,666.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,206.37 : 15,458.38 = 7,007.33 : x
  2. Step 2: Convert to fraction form
    11,206.37/15,458.38 = 7,007.33/x
  3. Step 3: Cross multiply
    11,206.37x = 15,458.38 × 7,007.33
  4. Step 4: Simplify right side
    11,206.37x = 108,321,969.93
  5. Step 5: Solve for x
    x = 108,321,969.93/11,206.37
  6. Step 6: Final answer
    x = 9,666.11

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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.