Home / 5,450.94-8,176.95-1,555.92

Finding the Fourth Proportional to 5,450.94, 8,176.95 and 1,555.92

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Solution

The fourth proportional to 5,450.94, 8,176.95 and 1,555.92 is: 2,334.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450.94 : 8,176.95 = 1,555.92 : x
  2. Step 2: Convert to fraction form
    5,450.94/8,176.95 = 1,555.92/x
  3. Step 3: Cross multiply
    5,450.94x = 8,176.95 × 1,555.92
  4. Step 4: Simplify right side
    5,450.94x = 12,722,680.04
  5. Step 5: Solve for x
    x = 12,722,680.04/5,450.94
  6. Step 6: Final answer
    x = 2,334.03

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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.