Home / 8,316.24-12,474.12-2,160.24

Finding the Fourth Proportional to 8,316.24, 12,474.12 and 2,160.24

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Solution

The fourth proportional to 8,316.24, 12,474.12 and 2,160.24 is: 3,240.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316.24 : 12,474.12 = 2,160.24 : x
  2. Step 2: Convert to fraction form
    8,316.24/12,474.12 = 2,160.24/x
  3. Step 3: Cross multiply
    8,316.24x = 12,474.12 × 2,160.24
  4. Step 4: Simplify right side
    8,316.24x = 26,947,092.99
  5. Step 5: Solve for x
    x = 26,947,092.99/8,316.24
  6. Step 6: Final answer
    x = 3,240.30

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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.