Home / 5,555.40-8,336.39-2,047.88

Finding the Fourth Proportional to 5,555.40, 8,336.39 and 2,047.88

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Solution

The fourth proportional to 5,555.40, 8,336.39 and 2,047.88 is: 3,073.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.40 : 8,336.39 = 2,047.88 : x
  2. Step 2: Convert to fraction form
    5,555.40/8,336.39 = 2,047.88/x
  3. Step 3: Cross multiply
    5,555.40x = 8,336.39 × 2,047.88
  4. Step 4: Simplify right side
    5,555.40x = 17,071,874.43
  5. Step 5: Solve for x
    x = 17,071,874.43/5,555.40
  6. Step 6: Final answer
    x = 3,073.02

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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.