Home / 4,489.12-6,732.78-1,527.22

Finding the Fourth Proportional to 4,489.12, 6,732.78 and 1,527.22

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Solution

The fourth proportional to 4,489.12, 6,732.78 and 1,527.22 is: 2,290.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,489.12 : 6,732.78 = 1,527.22 : x
  2. Step 2: Convert to fraction form
    4,489.12/6,732.78 = 1,527.22/x
  3. Step 3: Cross multiply
    4,489.12x = 6,732.78 × 1,527.22
  4. Step 4: Simplify right side
    4,489.12x = 10,282,436.27
  5. Step 5: Solve for x
    x = 10,282,436.27/4,489.12
  6. Step 6: Final answer
    x = 2,290.52

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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.