Home / 7,588.58-11,387.18-2,661.88

Finding the Fourth Proportional to 7,588.58, 11,387.18 and 2,661.88

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Solution

The fourth proportional to 7,588.58, 11,387.18 and 2,661.88 is: 3,994.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,588.58 : 11,387.18 = 2,661.88 : x
  2. Step 2: Convert to fraction form
    7,588.58/11,387.18 = 2,661.88/x
  3. Step 3: Cross multiply
    7,588.58x = 11,387.18 × 2,661.88
  4. Step 4: Simplify right side
    7,588.58x = 30,311,306.70
  5. Step 5: Solve for x
    x = 30,311,306.70/7,588.58
  6. Step 6: Final answer
    x = 3,994.33

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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.