Home / 7,426.37-11,137.73-3,045.08

Finding the Fourth Proportional to 7,426.37, 11,137.73 and 3,045.08

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Solution

The fourth proportional to 7,426.37, 11,137.73 and 3,045.08 is: 4,566.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,426.37 : 11,137.73 = 3,045.08 : x
  2. Step 2: Convert to fraction form
    7,426.37/11,137.73 = 3,045.08/x
  3. Step 3: Cross multiply
    7,426.37x = 11,137.73 × 3,045.08
  4. Step 4: Simplify right side
    7,426.37x = 33,915,207.95
  5. Step 5: Solve for x
    x = 33,915,207.95/7,426.37
  6. Step 6: Final answer
    x = 4,566.87

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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.