Home / 3,741.06-5,161.41-2,415.64

Finding the Fourth Proportional to 3,741.06, 5,161.41 and 2,415.64

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Solution

The fourth proportional to 3,741.06, 5,161.41 and 2,415.64 is: 3,332.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,741.06 : 5,161.41 = 2,415.64 : x
  2. Step 2: Convert to fraction form
    3,741.06/5,161.41 = 2,415.64/x
  3. Step 3: Cross multiply
    3,741.06x = 5,161.41 × 2,415.64
  4. Step 4: Simplify right side
    3,741.06x = 12,468,108.45
  5. Step 5: Solve for x
    x = 12,468,108.45/3,741.06
  6. Step 6: Final answer
    x = 3,332.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.