Home / 5,454.48-8,182.24-1,559.44

Finding the Fourth Proportional to 5,454.48, 8,182.24 and 1,559.44

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Solution

The fourth proportional to 5,454.48, 8,182.24 and 1,559.44 is: 2,339.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454.48 : 8,182.24 = 1,559.44 : x
  2. Step 2: Convert to fraction form
    5,454.48/8,182.24 = 1,559.44/x
  3. Step 3: Cross multiply
    5,454.48x = 8,182.24 × 1,559.44
  4. Step 4: Simplify right side
    5,454.48x = 12,759,712.35
  5. Step 5: Solve for x
    x = 12,759,712.35/5,454.48
  6. Step 6: Final answer
    x = 2,339.31

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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.