Home / 11,063.64-16,589.70-3,271.40

Finding the Fourth Proportional to 11,063.64, 16,589.70 and 3,271.40

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Solution

The fourth proportional to 11,063.64, 16,589.70 and 3,271.40 is: 4,905.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,063.64 : 16,589.70 = 3,271.40 : x
  2. Step 2: Convert to fraction form
    11,063.64/16,589.70 = 3,271.40/x
  3. Step 3: Cross multiply
    11,063.64x = 16,589.70 × 3,271.40
  4. Step 4: Simplify right side
    11,063.64x = 54,271,544.58
  5. Step 5: Solve for x
    x = 54,271,544.58/11,063.64
  6. Step 6: Final answer
    x = 4,905.40

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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.