Home / 7,339.49-11,000.69-3,644.07

Finding the Fourth Proportional to 7,339.49, 11,000.69 and 3,644.07

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Solution

The fourth proportional to 7,339.49, 11,000.69 and 3,644.07 is: 5,461.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339.49 : 11,000.69 = 3,644.07 : x
  2. Step 2: Convert to fraction form
    7,339.49/11,000.69 = 3,644.07/x
  3. Step 3: Cross multiply
    7,339.49x = 11,000.69 × 3,644.07
  4. Step 4: Simplify right side
    7,339.49x = 40,087,284.41
  5. Step 5: Solve for x
    x = 40,087,284.41/7,339.49
  6. Step 6: Final answer
    x = 5,461.86

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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.