Home / 7,450.09-11,176.35-2,520.02

Finding the Fourth Proportional to 7,450.09, 11,176.35 and 2,520.02

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Solution

The fourth proportional to 7,450.09, 11,176.35 and 2,520.02 is: 3,780.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.09 : 11,176.35 = 2,520.02 : x
  2. Step 2: Convert to fraction form
    7,450.09/11,176.35 = 2,520.02/x
  3. Step 3: Cross multiply
    7,450.09x = 11,176.35 × 2,520.02
  4. Step 4: Simplify right side
    7,450.09x = 28,164,625.53
  5. Step 5: Solve for x
    x = 28,164,625.53/7,450.09
  6. Step 6: Final answer
    x = 3,780.44

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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.