Home / 3,450.53-5,177.40-1,476.76

Finding the Fourth Proportional to 3,450.53, 5,177.40 and 1,476.76

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Solution

The fourth proportional to 3,450.53, 5,177.40 and 1,476.76 is: 2,215.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450.53 : 5,177.40 = 1,476.76 : x
  2. Step 2: Convert to fraction form
    3,450.53/5,177.40 = 1,476.76/x
  3. Step 3: Cross multiply
    3,450.53x = 5,177.40 × 1,476.76
  4. Step 4: Simplify right side
    3,450.53x = 7,645,790.17
  5. Step 5: Solve for x
    x = 7,645,790.17/3,450.53
  6. Step 6: Final answer
    x = 2,215.83

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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.