Home / 5,660.43-7,812.33-3,302.57

Finding the Fourth Proportional to 5,660.43, 7,812.33 and 3,302.57

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Solution

The fourth proportional to 5,660.43, 7,812.33 and 3,302.57 is: 4,558.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,660.43 : 7,812.33 = 3,302.57 : x
  2. Step 2: Convert to fraction form
    5,660.43/7,812.33 = 3,302.57/x
  3. Step 3: Cross multiply
    5,660.43x = 7,812.33 × 3,302.57
  4. Step 4: Simplify right side
    5,660.43x = 25,800,766.69
  5. Step 5: Solve for x
    x = 25,800,766.69/5,660.43
  6. Step 6: Final answer
    x = 4,558.09

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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.