Home / 3,243.61-4,473.77-2,235.64

Finding the Fourth Proportional to 3,243.61, 4,473.77 and 2,235.64

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Solution

The fourth proportional to 3,243.61, 4,473.77 and 2,235.64 is: 3,083.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243.61 : 4,473.77 = 2,235.64 : x
  2. Step 2: Convert to fraction form
    3,243.61/4,473.77 = 2,235.64/x
  3. Step 3: Cross multiply
    3,243.61x = 4,473.77 × 2,235.64
  4. Step 4: Simplify right side
    3,243.61x = 10,001,739.16
  5. Step 5: Solve for x
    x = 10,001,739.16/3,243.61
  6. Step 6: Final answer
    x = 3,083.52

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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.