Home / 5,305.37-7,320.60-3,066.82

Finding the Fourth Proportional to 5,305.37, 7,320.60 and 3,066.82

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Solution

The fourth proportional to 5,305.37, 7,320.60 and 3,066.82 is: 4,231.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,305.37 : 7,320.60 = 3,066.82 : x
  2. Step 2: Convert to fraction form
    5,305.37/7,320.60 = 3,066.82/x
  3. Step 3: Cross multiply
    5,305.37x = 7,320.60 × 3,066.82
  4. Step 4: Simplify right side
    5,305.37x = 22,450,944.19
  5. Step 5: Solve for x
    x = 22,450,944.19/5,305.37
  6. Step 6: Final answer
    x = 4,231.74

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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.