Home / 3,167.60-4,370.90-1,751.09

Finding the Fourth Proportional to 3,167.60, 4,370.90 and 1,751.09

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Solution

The fourth proportional to 3,167.60, 4,370.90 and 1,751.09 is: 2,416.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167.60 : 4,370.90 = 1,751.09 : x
  2. Step 2: Convert to fraction form
    3,167.60/4,370.90 = 1,751.09/x
  3. Step 3: Cross multiply
    3,167.60x = 4,370.90 × 1,751.09
  4. Step 4: Simplify right side
    3,167.60x = 7,653,860.33
  5. Step 5: Solve for x
    x = 7,653,860.33/3,167.60
  6. Step 6: Final answer
    x = 2,416.30

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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.