Home / 3,479.37-5,221.86-2,697.51

Finding the Fourth Proportional to 3,479.37, 5,221.86 and 2,697.51

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Solution

The fourth proportional to 3,479.37, 5,221.86 and 2,697.51 is: 4,048.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479.37 : 5,221.86 = 2,697.51 : x
  2. Step 2: Convert to fraction form
    3,479.37/5,221.86 = 2,697.51/x
  3. Step 3: Cross multiply
    3,479.37x = 5,221.86 × 2,697.51
  4. Step 4: Simplify right side
    3,479.37x = 14,086,019.57
  5. Step 5: Solve for x
    x = 14,086,019.57/3,479.37
  6. Step 6: Final answer
    x = 4,048.44

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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.