Home / 4,271.05-6,409.82-2,881.09

Finding the Fourth Proportional to 4,271.05, 6,409.82 and 2,881.09

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Solution

The fourth proportional to 4,271.05, 6,409.82 and 2,881.09 is: 4,323.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,271.05 : 6,409.82 = 2,881.09 : x
  2. Step 2: Convert to fraction form
    4,271.05/6,409.82 = 2,881.09/x
  3. Step 3: Cross multiply
    4,271.05x = 6,409.82 × 2,881.09
  4. Step 4: Simplify right side
    4,271.05x = 18,467,253.90
  5. Step 5: Solve for x
    x = 18,467,253.90/4,271.05
  6. Step 6: Final answer
    x = 4,323.82

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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.