Home / 5,454.52-8,182.14-1,558.84

Finding the Fourth Proportional to 5,454.52, 8,182.14 and 1,558.84

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Solution

The fourth proportional to 5,454.52, 8,182.14 and 1,558.84 is: 2,338.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454.52 : 8,182.14 = 1,558.84 : x
  2. Step 2: Convert to fraction form
    5,454.52/8,182.14 = 1,558.84/x
  3. Step 3: Cross multiply
    5,454.52x = 8,182.14 × 1,558.84
  4. Step 4: Simplify right side
    5,454.52x = 12,754,647.12
  5. Step 5: Solve for x
    x = 12,754,647.12/5,454.52
  6. Step 6: Final answer
    x = 2,338.36

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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.