Home / 3,656.56-5,045.63-2,240.59

Finding the Fourth Proportional to 3,656.56, 5,045.63 and 2,240.59

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Solution

The fourth proportional to 3,656.56, 5,045.63 and 2,240.59 is: 3,091.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,656.56 : 5,045.63 = 2,240.59 : x
  2. Step 2: Convert to fraction form
    3,656.56/5,045.63 = 2,240.59/x
  3. Step 3: Cross multiply
    3,656.56x = 5,045.63 × 2,240.59
  4. Step 4: Simplify right side
    3,656.56x = 11,305,188.12
  5. Step 5: Solve for x
    x = 11,305,188.12/3,656.56
  6. Step 6: Final answer
    x = 3,091.76

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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.