Home / 7,161.36-10,741.80-2,541.12

Finding the Fourth Proportional to 7,161.36, 10,741.80 and 2,541.12

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Solution

The fourth proportional to 7,161.36, 10,741.80 and 2,541.12 is: 3,811.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,161.36 : 10,741.80 = 2,541.12 : x
  2. Step 2: Convert to fraction form
    7,161.36/10,741.80 = 2,541.12/x
  3. Step 3: Cross multiply
    7,161.36x = 10,741.80 × 2,541.12
  4. Step 4: Simplify right side
    7,161.36x = 27,296,202.82
  5. Step 5: Solve for x
    x = 27,296,202.82/7,161.36
  6. Step 6: Final answer
    x = 3,811.59

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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.