Home / 3,656.82-5,048.55-2,331.66

Finding the Fourth Proportional to 3,656.82, 5,048.55 and 2,331.66

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Solution

The fourth proportional to 3,656.82, 5,048.55 and 2,331.66 is: 3,219.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,656.82 : 5,048.55 = 2,331.66 : x
  2. Step 2: Convert to fraction form
    3,656.82/5,048.55 = 2,331.66/x
  3. Step 3: Cross multiply
    3,656.82x = 5,048.55 × 2,331.66
  4. Step 4: Simplify right side
    3,656.82x = 11,771,502.09
  5. Step 5: Solve for x
    x = 11,771,502.09/3,656.82
  6. Step 6: Final answer
    x = 3,219.05

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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.