Home / 7,636.21-11,455.96-2,371.12

Finding the Fourth Proportional to 7,636.21, 11,455.96 and 2,371.12

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Solution

The fourth proportional to 7,636.21, 11,455.96 and 2,371.12 is: 3,557.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,636.21 : 11,455.96 = 2,371.12 : x
  2. Step 2: Convert to fraction form
    7,636.21/11,455.96 = 2,371.12/x
  3. Step 3: Cross multiply
    7,636.21x = 11,455.96 × 2,371.12
  4. Step 4: Simplify right side
    7,636.21x = 27,163,455.88
  5. Step 5: Solve for x
    x = 27,163,455.88/7,636.21
  6. Step 6: Final answer
    x = 3,557.19

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1.5x scale

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.