Home / 4,151.52-5,728.32-2,556.63

Finding the Fourth Proportional to 4,151.52, 5,728.32 and 2,556.63

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Solution

The fourth proportional to 4,151.52, 5,728.32 and 2,556.63 is: 3,527.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151.52 : 5,728.32 = 2,556.63 : x
  2. Step 2: Convert to fraction form
    4,151.52/5,728.32 = 2,556.63/x
  3. Step 3: Cross multiply
    4,151.52x = 5,728.32 × 2,556.63
  4. Step 4: Simplify right side
    4,151.52x = 14,645,194.76
  5. Step 5: Solve for x
    x = 14,645,194.76/4,151.52
  6. Step 6: Final answer
    x = 3,527.67

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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.