Home / 3,669.12-5,065.35-2,827.98

Finding the Fourth Proportional to 3,669.12, 5,065.35 and 2,827.98

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Solution

The fourth proportional to 3,669.12, 5,065.35 and 2,827.98 is: 3,904.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.12 : 5,065.35 = 2,827.98 : x
  2. Step 2: Convert to fraction form
    3,669.12/5,065.35 = 2,827.98/x
  3. Step 3: Cross multiply
    3,669.12x = 5,065.35 × 2,827.98
  4. Step 4: Simplify right side
    3,669.12x = 14,324,708.49
  5. Step 5: Solve for x
    x = 14,324,708.49/3,669.12
  6. Step 6: Final answer
    x = 3,904.13

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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.