Home / 9,103.36-13,656.48-3,259.84

Finding the Fourth Proportional to 9,103.36, 13,656.48 and 3,259.84

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Solution

The fourth proportional to 9,103.36, 13,656.48 and 3,259.84 is: 4,890.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,103.36 : 13,656.48 = 3,259.84 : x
  2. Step 2: Convert to fraction form
    9,103.36/13,656.48 = 3,259.84/x
  3. Step 3: Cross multiply
    9,103.36x = 13,656.48 × 3,259.84
  4. Step 4: Simplify right side
    9,103.36x = 44,517,939.76
  5. Step 5: Solve for x
    x = 44,517,939.76/9,103.36
  6. Step 6: Final answer
    x = 4,890.28

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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.