Home / 7,582.44-11,374.88-3,200.55

Finding the Fourth Proportional to 7,582.44, 11,374.88 and 3,200.55

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Solution

The fourth proportional to 7,582.44, 11,374.88 and 3,200.55 is: 4,801.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,582.44 : 11,374.88 = 3,200.55 : x
  2. Step 2: Convert to fraction form
    7,582.44/11,374.88 = 3,200.55/x
  3. Step 3: Cross multiply
    7,582.44x = 11,374.88 × 3,200.55
  4. Step 4: Simplify right side
    7,582.44x = 36,405,872.18
  5. Step 5: Solve for x
    x = 36,405,872.18/7,582.44
  6. Step 6: Final answer
    x = 4,801.34

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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.