Home / 3,463.45-5,195.93-1,272.35

Finding the Fourth Proportional to 3,463.45, 5,195.93 and 1,272.35

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Solution

The fourth proportional to 3,463.45, 5,195.93 and 1,272.35 is: 1,908.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,463.45 : 5,195.93 = 1,272.35 : x
  2. Step 2: Convert to fraction form
    3,463.45/5,195.93 = 1,272.35/x
  3. Step 3: Cross multiply
    3,463.45x = 5,195.93 × 1,272.35
  4. Step 4: Simplify right side
    3,463.45x = 6,611,041.54
  5. Step 5: Solve for x
    x = 6,611,041.54/3,463.45
  6. Step 6: Final answer
    x = 1,908.80

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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.