Home / 8,316.21-12,472.76-3,573.21

Finding the Fourth Proportional to 8,316.21, 12,472.76 and 3,573.21

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Solution

The fourth proportional to 8,316.21, 12,472.76 and 3,573.21 is: 5,359.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316.21 : 12,472.76 = 3,573.21 : x
  2. Step 2: Convert to fraction form
    8,316.21/12,472.76 = 3,573.21/x
  3. Step 3: Cross multiply
    8,316.21x = 12,472.76 × 3,573.21
  4. Step 4: Simplify right side
    8,316.21x = 44,567,790.76
  5. Step 5: Solve for x
    x = 44,567,790.76/8,316.21
  6. Step 6: Final answer
    x = 5,359.15

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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.