Home / 11,045.67-15,243.03-6,329.95

Finding the Fourth Proportional to 11,045.67, 15,243.03 and 6,329.95

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Solution

The fourth proportional to 11,045.67, 15,243.03 and 6,329.95 is: 8,735.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,045.67 : 15,243.03 = 6,329.95 : x
  2. Step 2: Convert to fraction form
    11,045.67/15,243.03 = 6,329.95/x
  3. Step 3: Cross multiply
    11,045.67x = 15,243.03 × 6,329.95
  4. Step 4: Simplify right side
    11,045.67x = 96,487,665.38
  5. Step 5: Solve for x
    x = 96,487,665.38/11,045.67
  6. Step 6: Final answer
    x = 8,735.34

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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.