Home / 10,732.08-16,075.96-7,961.88

Finding the Fourth Proportional to 10,732.08, 16,075.96 and 7,961.88

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Solution

The fourth proportional to 10,732.08, 16,075.96 and 7,961.88 is: 11,926.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,732.08 : 16,075.96 = 7,961.88 : x
  2. Step 2: Convert to fraction form
    10,732.08/16,075.96 = 7,961.88/x
  3. Step 3: Cross multiply
    10,732.08x = 16,075.96 × 7,961.88
  4. Step 4: Simplify right side
    10,732.08x = 127,994,864.40
  5. Step 5: Solve for x
    x = 127,994,864.40/10,732.08
  6. Step 6: Final answer
    x = 11,926.38

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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.