Home / 3,084.13-4,623.36-1,135

Finding the Fourth Proportional to 3,084.13, 4,623.36 and 1,135

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Solution

The fourth proportional to 3,084.13, 4,623.36 and 1,135 is: 1,701.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,084.13 : 4,623.36 = 1,135 : x
  2. Step 2: Convert to fraction form
    3,084.13/4,623.36 = 1,135/x
  3. Step 3: Cross multiply
    3,084.13x = 4,623.36 × 1,135
  4. Step 4: Simplify right side
    3,084.13x = 5,247,513.60
  5. Step 5: Solve for x
    x = 5,247,513.60/3,084.13
  6. Step 6: Final answer
    x = 1,701.46

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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.