Home / 4,129.08-5,695.74-2,556.06

Finding the Fourth Proportional to 4,129.08, 5,695.74 and 2,556.06

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Solution

The fourth proportional to 4,129.08, 5,695.74 and 2,556.06 is: 3,525.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129.08 : 5,695.74 = 2,556.06 : x
  2. Step 2: Convert to fraction form
    4,129.08/5,695.74 = 2,556.06/x
  3. Step 3: Cross multiply
    4,129.08x = 5,695.74 × 2,556.06
  4. Step 4: Simplify right side
    4,129.08x = 14,558,653.18
  5. Step 5: Solve for x
    x = 14,558,653.18/4,129.08
  6. Step 6: Final answer
    x = 3,525.88

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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.