Home / 3,391.63-5,087.53-1,083.13

Finding the Fourth Proportional to 3,391.63, 5,087.53 and 1,083.13

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Solution

The fourth proportional to 3,391.63, 5,087.53 and 1,083.13 is: 1,624.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,391.63 : 5,087.53 = 1,083.13 : x
  2. Step 2: Convert to fraction form
    3,391.63/5,087.53 = 1,083.13/x
  3. Step 3: Cross multiply
    3,391.63x = 5,087.53 × 1,083.13
  4. Step 4: Simplify right side
    3,391.63x = 5,510,430.93
  5. Step 5: Solve for x
    x = 5,510,430.93/3,391.63
  6. Step 6: Final answer
    x = 1,624.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.