Home / 7,007-9,669.66-3,863.26

Finding the Fourth Proportional to 7,007, 9,669.66 and 3,863.26

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Solution

The fourth proportional to 7,007, 9,669.66 and 3,863.26 is: 5,331.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,007 : 9,669.66 = 3,863.26 : x
  2. Step 2: Convert to fraction form
    7,007/9,669.66 = 3,863.26/x
  3. Step 3: Cross multiply
    7,007x = 9,669.66 × 3,863.26
  4. Step 4: Simplify right side
    7,007x = 37,356,410.69
  5. Step 5: Solve for x
    x = 37,356,410.69/7,007
  6. Step 6: Final answer
    x = 5,331.30

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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.