Home / 11,625.84-17,428.96-5,047.08

Finding the Fourth Proportional to 11,625.84, 17,428.96 and 5,047.08

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Solution

The fourth proportional to 11,625.84, 17,428.96 and 5,047.08 is: 7,566.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,625.84 : 17,428.96 = 5,047.08 : x
  2. Step 2: Convert to fraction form
    11,625.84/17,428.96 = 5,047.08/x
  3. Step 3: Cross multiply
    11,625.84x = 17,428.96 × 5,047.08
  4. Step 4: Simplify right side
    11,625.84x = 87,965,355.44
  5. Step 5: Solve for x
    x = 87,965,355.44/11,625.84
  6. Step 6: Final answer
    x = 7,566.37

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1.5x scale

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.