Home / 11,228.88-16,848.15-4,656.54

Finding the Fourth Proportional to 11,228.88, 16,848.15 and 4,656.54

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Solution

The fourth proportional to 11,228.88, 16,848.15 and 4,656.54 is: 6,986.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,228.88 : 16,848.15 = 4,656.54 : x
  2. Step 2: Convert to fraction form
    11,228.88/16,848.15 = 4,656.54/x
  3. Step 3: Cross multiply
    11,228.88x = 16,848.15 × 4,656.54
  4. Step 4: Simplify right side
    11,228.88x = 78,454,084.40
  5. Step 5: Solve for x
    x = 78,454,084.40/11,228.88
  6. Step 6: Final answer
    x = 6,986.81

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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.