Home / 4,255.76-5,873.64-3,556.88

Finding the Fourth Proportional to 4,255.76, 5,873.64 and 3,556.88

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Solution

The fourth proportional to 4,255.76, 5,873.64 and 3,556.88 is: 4,909.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.76 : 5,873.64 = 3,556.88 : x
  2. Step 2: Convert to fraction form
    4,255.76/5,873.64 = 3,556.88/x
  3. Step 3: Cross multiply
    4,255.76x = 5,873.64 × 3,556.88
  4. Step 4: Simplify right side
    4,255.76x = 20,891,832.64
  5. Step 5: Solve for x
    x = 20,891,832.64/4,255.76
  6. Step 6: Final answer
    x = 4,909.07

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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.