Home / 11,530.28-17,292.20-4,955

Finding the Fourth Proportional to 11,530.28, 17,292.20 and 4,955

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Solution

The fourth proportional to 11,530.28, 17,292.20 and 4,955 is: 7,431.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,530.28 : 17,292.20 = 4,955 : x
  2. Step 2: Convert to fraction form
    11,530.28/17,292.20 = 4,955/x
  3. Step 3: Cross multiply
    11,530.28x = 17,292.20 × 4,955
  4. Step 4: Simplify right side
    11,530.28x = 85,682,851
  5. Step 5: Solve for x
    x = 85,682,851/11,530.28
  6. Step 6: Final answer
    x = 7,431.12

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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.