Home / 7,555.50-11,334.87-3,176.64

Finding the Fourth Proportional to 7,555.50, 11,334.87 and 3,176.64

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Solution

The fourth proportional to 7,555.50, 11,334.87 and 3,176.64 is: 4,765.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555.50 : 11,334.87 = 3,176.64 : x
  2. Step 2: Convert to fraction form
    7,555.50/11,334.87 = 3,176.64/x
  3. Step 3: Cross multiply
    7,555.50x = 11,334.87 × 3,176.64
  4. Step 4: Simplify right side
    7,555.50x = 36,006,801.44
  5. Step 5: Solve for x
    x = 36,006,801.44/7,555.50
  6. Step 6: Final answer
    x = 4,765.64

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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.