Home / 4,134.80-6,203.28-2,160.56

Finding the Fourth Proportional to 4,134.80, 6,203.28 and 2,160.56

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Solution

The fourth proportional to 4,134.80, 6,203.28 and 2,160.56 is: 3,241.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,134.80 : 6,203.28 = 2,160.56 : x
  2. Step 2: Convert to fraction form
    4,134.80/6,203.28 = 2,160.56/x
  3. Step 3: Cross multiply
    4,134.80x = 6,203.28 × 2,160.56
  4. Step 4: Simplify right side
    4,134.80x = 13,402,558.64
  5. Step 5: Solve for x
    x = 13,402,558.64/4,134.80
  6. Step 6: Final answer
    x = 3,241.40

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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.