Home / 5,472.96-8,211.20-2,351.36

Finding the Fourth Proportional to 5,472.96, 8,211.20 and 2,351.36

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Solution

The fourth proportional to 5,472.96, 8,211.20 and 2,351.36 is: 3,527.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,472.96 : 8,211.20 = 2,351.36 : x
  2. Step 2: Convert to fraction form
    5,472.96/8,211.20 = 2,351.36/x
  3. Step 3: Cross multiply
    5,472.96x = 8,211.20 × 2,351.36
  4. Step 4: Simplify right side
    5,472.96x = 19,307,487.23
  5. Step 5: Solve for x
    x = 19,307,487.23/5,472.96
  6. Step 6: Final answer
    x = 3,527.80

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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.