Home / 4,132.96-5,686.56-3,571.63

Finding the Fourth Proportional to 4,132.96, 5,686.56 and 3,571.63

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Solution

The fourth proportional to 4,132.96, 5,686.56 and 3,571.63 is: 4,914.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,132.96 : 5,686.56 = 3,571.63 : x
  2. Step 2: Convert to fraction form
    4,132.96/5,686.56 = 3,571.63/x
  3. Step 3: Cross multiply
    4,132.96x = 5,686.56 × 3,571.63
  4. Step 4: Simplify right side
    4,132.96x = 20,310,274.08
  5. Step 5: Solve for x
    x = 20,310,274.08/4,132.96
  6. Step 6: Final answer
    x = 4,914.22

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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.