Home / 3,465.34-5,189.14-2,291.75

Finding the Fourth Proportional to 3,465.34, 5,189.14 and 2,291.75

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Solution

The fourth proportional to 3,465.34, 5,189.14 and 2,291.75 is: 3,431.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.34 : 5,189.14 = 2,291.75 : x
  2. Step 2: Convert to fraction form
    3,465.34/5,189.14 = 2,291.75/x
  3. Step 3: Cross multiply
    3,465.34x = 5,189.14 × 2,291.75
  4. Step 4: Simplify right side
    3,465.34x = 11,892,179.92
  5. Step 5: Solve for x
    x = 11,892,179.92/3,465.34
  6. Step 6: Final answer
    x = 3,431.75

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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.