Home / 7,636.46-11,455.44-2,371.28

Finding the Fourth Proportional to 7,636.46, 11,455.44 and 2,371.28

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Solution

The fourth proportional to 7,636.46, 11,455.44 and 2,371.28 is: 3,557.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,636.46 : 11,455.44 = 2,371.28 : x
  2. Step 2: Convert to fraction form
    7,636.46/11,455.44 = 2,371.28/x
  3. Step 3: Cross multiply
    7,636.46x = 11,455.44 × 2,371.28
  4. Step 4: Simplify right side
    7,636.46x = 27,164,055.76
  5. Step 5: Solve for x
    x = 27,164,055.76/7,636.46
  6. Step 6: Final answer
    x = 3,557.15

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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.