Home / 10,741.08-16,106.16-3,720.36

Finding the Fourth Proportional to 10,741.08, 16,106.16 and 3,720.36

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Solution

The fourth proportional to 10,741.08, 16,106.16 and 3,720.36 is: 5,578.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,741.08 : 16,106.16 = 3,720.36 : x
  2. Step 2: Convert to fraction form
    10,741.08/16,106.16 = 3,720.36/x
  3. Step 3: Cross multiply
    10,741.08x = 16,106.16 × 3,720.36
  4. Step 4: Simplify right side
    10,741.08x = 59,920,713.42
  5. Step 5: Solve for x
    x = 59,920,713.42/10,741.08
  6. Step 6: Final answer
    x = 5,578.65

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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.