Home / 5,559.36-8,338.88-2,271.52

Finding the Fourth Proportional to 5,559.36, 8,338.88 and 2,271.52

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Solution

The fourth proportional to 5,559.36, 8,338.88 and 2,271.52 is: 3,407.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,559.36 : 8,338.88 = 2,271.52 : x
  2. Step 2: Convert to fraction form
    5,559.36/8,338.88 = 2,271.52/x
  3. Step 3: Cross multiply
    5,559.36x = 8,338.88 × 2,271.52
  4. Step 4: Simplify right side
    5,559.36x = 18,941,932.70
  5. Step 5: Solve for x
    x = 18,941,932.70/5,559.36
  6. Step 6: Final answer
    x = 3,407.21

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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.