Home / 3,347.19-5,028.68-3,160.69

Finding the Fourth Proportional to 3,347.19, 5,028.68 and 3,160.69

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Solution

The fourth proportional to 3,347.19, 5,028.68 and 3,160.69 is: 4,748.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347.19 : 5,028.68 = 3,160.69 : x
  2. Step 2: Convert to fraction form
    3,347.19/5,028.68 = 3,160.69/x
  3. Step 3: Cross multiply
    3,347.19x = 5,028.68 × 3,160.69
  4. Step 4: Simplify right side
    3,347.19x = 15,894,093.92
  5. Step 5: Solve for x
    x = 15,894,093.92/3,347.19
  6. Step 6: Final answer
    x = 4,748.49

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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.