Home / 3,465.12-5,198-1,156.96

Finding the Fourth Proportional to 3,465.12, 5,198 and 1,156.96

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Solution

The fourth proportional to 3,465.12, 5,198 and 1,156.96 is: 1,735.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.12 : 5,198 = 1,156.96 : x
  2. Step 2: Convert to fraction form
    3,465.12/5,198 = 1,156.96/x
  3. Step 3: Cross multiply
    3,465.12x = 5,198 × 1,156.96
  4. Step 4: Simplify right side
    3,465.12x = 6,013,878.08
  5. Step 5: Solve for x
    x = 6,013,878.08/3,465.12
  6. Step 6: Final answer
    x = 1,735.55

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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.