Home / 3,953.05-5,454.48-2,536.99

Finding the Fourth Proportional to 3,953.05, 5,454.48 and 2,536.99

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Solution

The fourth proportional to 3,953.05, 5,454.48 and 2,536.99 is: 3,500.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,953.05 : 5,454.48 = 2,536.99 : x
  2. Step 2: Convert to fraction form
    3,953.05/5,454.48 = 2,536.99/x
  3. Step 3: Cross multiply
    3,953.05x = 5,454.48 × 2,536.99
  4. Step 4: Simplify right side
    3,953.05x = 13,837,961.22
  5. Step 5: Solve for x
    x = 13,837,961.22/3,953.05
  6. Step 6: Final answer
    x = 3,500.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.