Home / 3,405.33-5,103.27-1,551.92

Finding the Fourth Proportional to 3,405.33, 5,103.27 and 1,551.92

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Solution

The fourth proportional to 3,405.33, 5,103.27 and 1,551.92 is: 2,325.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405.33 : 5,103.27 = 1,551.92 : x
  2. Step 2: Convert to fraction form
    3,405.33/5,103.27 = 1,551.92/x
  3. Step 3: Cross multiply
    3,405.33x = 5,103.27 × 1,551.92
  4. Step 4: Simplify right side
    3,405.33x = 7,919,841.26
  5. Step 5: Solve for x
    x = 7,919,841.26/3,405.33
  6. Step 6: Final answer
    x = 2,325.72

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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.