Home / 7,423.97-11,137.56-2,493.47

Finding the Fourth Proportional to 7,423.97, 11,137.56 and 2,493.47

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Solution

The fourth proportional to 7,423.97, 11,137.56 and 2,493.47 is: 3,740.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,423.97 : 11,137.56 = 2,493.47 : x
  2. Step 2: Convert to fraction form
    7,423.97/11,137.56 = 2,493.47/x
  3. Step 3: Cross multiply
    7,423.97x = 11,137.56 × 2,493.47
  4. Step 4: Simplify right side
    7,423.97x = 27,771,116.05
  5. Step 5: Solve for x
    x = 27,771,116.05/7,423.97
  6. Step 6: Final answer
    x = 3,740.74

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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.