Home / 8,260.38-12,392.73-2,416.91

Finding the Fourth Proportional to 8,260.38, 12,392.73 and 2,416.91

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Solution

The fourth proportional to 8,260.38, 12,392.73 and 2,416.91 is: 3,625.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,260.38 : 12,392.73 = 2,416.91 : x
  2. Step 2: Convert to fraction form
    8,260.38/12,392.73 = 2,416.91/x
  3. Step 3: Cross multiply
    8,260.38x = 12,392.73 × 2,416.91
  4. Step 4: Simplify right side
    8,260.38x = 29,952,051.10
  5. Step 5: Solve for x
    x = 29,952,051.10/8,260.38
  6. Step 6: Final answer
    x = 3,625.99

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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.