Home / 8,063.28-12,090.51-2,515.14

Finding the Fourth Proportional to 8,063.28, 12,090.51 and 2,515.14

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Solution

The fourth proportional to 8,063.28, 12,090.51 and 2,515.14 is: 3,771.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,063.28 : 12,090.51 = 2,515.14 : x
  2. Step 2: Convert to fraction form
    8,063.28/12,090.51 = 2,515.14/x
  3. Step 3: Cross multiply
    8,063.28x = 12,090.51 × 2,515.14
  4. Step 4: Simplify right side
    8,063.28x = 30,409,325.32
  5. Step 5: Solve for x
    x = 30,409,325.32/8,063.28
  6. Step 6: Final answer
    x = 3,771.33

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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.