Home / 11,848.57-16,351.14-6,543.28

Finding the Fourth Proportional to 11,848.57, 16,351.14 and 6,543.28

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Solution

The fourth proportional to 11,848.57, 16,351.14 and 6,543.28 is: 9,029.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,848.57 : 16,351.14 = 6,543.28 : x
  2. Step 2: Convert to fraction form
    11,848.57/16,351.14 = 6,543.28/x
  3. Step 3: Cross multiply
    11,848.57x = 16,351.14 × 6,543.28
  4. Step 4: Simplify right side
    11,848.57x = 106,990,087.34
  5. Step 5: Solve for x
    x = 106,990,087.34/11,848.57
  6. Step 6: Final answer
    x = 9,029.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.