Home / 10,741.68-16,112.76-8,554.80

Finding the Fourth Proportional to 10,741.68, 16,112.76 and 8,554.80

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Solution

The fourth proportional to 10,741.68, 16,112.76 and 8,554.80 is: 12,832.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,741.68 : 16,112.76 = 8,554.80 : x
  2. Step 2: Convert to fraction form
    10,741.68/16,112.76 = 8,554.80/x
  3. Step 3: Cross multiply
    10,741.68x = 16,112.76 × 8,554.80
  4. Step 4: Simplify right side
    10,741.68x = 137,841,439.25
  5. Step 5: Solve for x
    x = 137,841,439.25/10,741.68
  6. Step 6: Final answer
    x = 12,832.39

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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.