Home / 10,013.44-13,817.37-5,537.22

Finding the Fourth Proportional to 10,013.44, 13,817.37 and 5,537.22

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Solution

The fourth proportional to 10,013.44, 13,817.37 and 5,537.22 is: 7,640.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,013.44 : 13,817.37 = 5,537.22 : x
  2. Step 2: Convert to fraction form
    10,013.44/13,817.37 = 5,537.22/x
  3. Step 3: Cross multiply
    10,013.44x = 13,817.37 × 5,537.22
  4. Step 4: Simplify right side
    10,013.44x = 76,509,817.51
  5. Step 5: Solve for x
    x = 76,509,817.51/10,013.44
  6. Step 6: Final answer
    x = 7,640.71

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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.