Home / 8,520.08-11,732.43-6,125.84

Finding the Fourth Proportional to 8,520.08, 11,732.43 and 6,125.84

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Solution

The fourth proportional to 8,520.08, 11,732.43 and 6,125.84 is: 8,435.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520.08 : 11,732.43 = 6,125.84 : x
  2. Step 2: Convert to fraction form
    8,520.08/11,732.43 = 6,125.84/x
  3. Step 3: Cross multiply
    8,520.08x = 11,732.43 × 6,125.84
  4. Step 4: Simplify right side
    8,520.08x = 71,870,988.99
  5. Step 5: Solve for x
    x = 71,870,988.99/8,520.08
  6. Step 6: Final answer
    x = 8,435.48

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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.