Home / 11,442.47-17,166.45-4,775.26

Finding the Fourth Proportional to 11,442.47, 17,166.45 and 4,775.26

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Solution

The fourth proportional to 11,442.47, 17,166.45 and 4,775.26 is: 7,164.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,442.47 : 17,166.45 = 4,775.26 : x
  2. Step 2: Convert to fraction form
    11,442.47/17,166.45 = 4,775.26/x
  3. Step 3: Cross multiply
    11,442.47x = 17,166.45 × 4,775.26
  4. Step 4: Simplify right side
    11,442.47x = 81,974,238.15
  5. Step 5: Solve for x
    x = 81,974,238.15/11,442.47
  6. Step 6: Final answer
    x = 7,164.03

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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.