Home / 5,559.83-8,339.73-2,557.56

Finding the Fourth Proportional to 5,559.83, 8,339.73 and 2,557.56

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Solution

The fourth proportional to 5,559.83, 8,339.73 and 2,557.56 is: 3,836.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,559.83 : 8,339.73 = 2,557.56 : x
  2. Step 2: Convert to fraction form
    5,559.83/8,339.73 = 2,557.56/x
  3. Step 3: Cross multiply
    5,559.83x = 8,339.73 × 2,557.56
  4. Step 4: Simplify right side
    5,559.83x = 21,329,359.86
  5. Step 5: Solve for x
    x = 21,329,359.86/5,559.83
  6. Step 6: Final answer
    x = 3,836.34

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Similar ratio
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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.