Home / 7,007.07-9,669.37-3,863.01

Finding the Fourth Proportional to 7,007.07, 9,669.37 and 3,863.01

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Solution

The fourth proportional to 7,007.07, 9,669.37 and 3,863.01 is: 5,330.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,007.07 : 9,669.37 = 3,863.01 : x
  2. Step 2: Convert to fraction form
    7,007.07/9,669.37 = 3,863.01/x
  3. Step 3: Cross multiply
    7,007.07x = 9,669.37 × 3,863.01
  4. Step 4: Simplify right side
    7,007.07x = 37,352,873.00
  5. Step 5: Solve for x
    x = 37,352,873.00/7,007.07
  6. Step 6: Final answer
    x = 5,330.74

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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.