Home / 11,858.36-16,364.06-6,553.08

Finding the Fourth Proportional to 11,858.36, 16,364.06 and 6,553.08

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Solution

The fourth proportional to 11,858.36, 16,364.06 and 6,553.08 is: 9,042.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,858.36 : 16,364.06 = 6,553.08 : x
  2. Step 2: Convert to fraction form
    11,858.36/16,364.06 = 6,553.08/x
  3. Step 3: Cross multiply
    11,858.36x = 16,364.06 × 6,553.08
  4. Step 4: Simplify right side
    11,858.36x = 107,234,994.30
  5. Step 5: Solve for x
    x = 107,234,994.30/11,858.36
  6. Step 6: Final answer
    x = 9,042.99

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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.