Home / 2,556.29-3,832.90-1,667.49

Finding the Fourth Proportional to 2,556.29, 3,832.90 and 1,667.49

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Solution

The fourth proportional to 2,556.29, 3,832.90 and 1,667.49 is: 2,500.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,556.29 : 3,832.90 = 1,667.49 : x
  2. Step 2: Convert to fraction form
    2,556.29/3,832.90 = 1,667.49/x
  3. Step 3: Cross multiply
    2,556.29x = 3,832.90 × 1,667.49
  4. Step 4: Simplify right side
    2,556.29x = 6,391,303.88
  5. Step 5: Solve for x
    x = 6,391,303.88/2,556.29
  6. Step 6: Final answer
    x = 2,500.22

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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.