Home / 7,339.36-11,006.64-3,441.28

Finding the Fourth Proportional to 7,339.36, 11,006.64 and 3,441.28

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Solution

The fourth proportional to 7,339.36, 11,006.64 and 3,441.28 is: 5,160.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339.36 : 11,006.64 = 3,441.28 : x
  2. Step 2: Convert to fraction form
    7,339.36/11,006.64 = 3,441.28/x
  3. Step 3: Cross multiply
    7,339.36x = 11,006.64 × 3,441.28
  4. Step 4: Simplify right side
    7,339.36x = 37,876,930.10
  5. Step 5: Solve for x
    x = 37,876,930.10/7,339.36
  6. Step 6: Final answer
    x = 5,160.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.