Home / 3,467.86-4,785.48-1,975.84

Finding the Fourth Proportional to 3,467.86, 4,785.48 and 1,975.84

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Solution

The fourth proportional to 3,467.86, 4,785.48 and 1,975.84 is: 2,726.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467.86 : 4,785.48 = 1,975.84 : x
  2. Step 2: Convert to fraction form
    3,467.86/4,785.48 = 1,975.84/x
  3. Step 3: Cross multiply
    3,467.86x = 4,785.48 × 1,975.84
  4. Step 4: Simplify right side
    3,467.86x = 9,455,342.80
  5. Step 5: Solve for x
    x = 9,455,342.80/3,467.86
  6. Step 6: Final answer
    x = 2,726.56

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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.