Home / 11,591.35-17,388.07-3,271.46

Finding the Fourth Proportional to 11,591.35, 17,388.07 and 3,271.46

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Solution

The fourth proportional to 11,591.35, 17,388.07 and 3,271.46 is: 4,907.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,591.35 : 17,388.07 = 3,271.46 : x
  2. Step 2: Convert to fraction form
    11,591.35/17,388.07 = 3,271.46/x
  3. Step 3: Cross multiply
    11,591.35x = 17,388.07 × 3,271.46
  4. Step 4: Simplify right side
    11,591.35x = 56,884,280.36
  5. Step 5: Solve for x
    x = 56,884,280.36/11,591.35
  6. Step 6: Final answer
    x = 4,907.48

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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.