Home / 11,268.84-15,553.58-6,553.83

Finding the Fourth Proportional to 11,268.84, 15,553.58 and 6,553.83

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Solution

The fourth proportional to 11,268.84, 15,553.58 and 6,553.83 is: 9,045.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,268.84 : 15,553.58 = 6,553.83 : x
  2. Step 2: Convert to fraction form
    11,268.84/15,553.58 = 6,553.83/x
  3. Step 3: Cross multiply
    11,268.84x = 15,553.58 × 6,553.83
  4. Step 4: Simplify right side
    11,268.84x = 101,935,486.44
  5. Step 5: Solve for x
    x = 101,935,486.44/11,268.84
  6. Step 6: Final answer
    x = 9,045.78

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1.5x scale

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.