Home / 4,527.12-6,245.62-2,638.42

Finding the Fourth Proportional to 4,527.12, 6,245.62 and 2,638.42

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Solution

The fourth proportional to 4,527.12, 6,245.62 and 2,638.42 is: 3,639.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,527.12 : 6,245.62 = 2,638.42 : x
  2. Step 2: Convert to fraction form
    4,527.12/6,245.62 = 2,638.42/x
  3. Step 3: Cross multiply
    4,527.12x = 6,245.62 × 2,638.42
  4. Step 4: Simplify right side
    4,527.12x = 16,478,568.72
  5. Step 5: Solve for x
    x = 16,478,568.72/4,527.12
  6. Step 6: Final answer
    x = 3,639.97

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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.