Home / 7,449.84-11,175.98-2,519.77

Finding the Fourth Proportional to 7,449.84, 11,175.98 and 2,519.77

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Solution

The fourth proportional to 7,449.84, 11,175.98 and 2,519.77 is: 3,780.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449.84 : 11,175.98 = 2,519.77 : x
  2. Step 2: Convert to fraction form
    7,449.84/11,175.98 = 2,519.77/x
  3. Step 3: Cross multiply
    7,449.84x = 11,175.98 × 2,519.77
  4. Step 4: Simplify right side
    7,449.84x = 28,160,899.12
  5. Step 5: Solve for x
    x = 28,160,899.12/7,449.84
  6. Step 6: Final answer
    x = 3,780.07

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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.