Home / 8,228.82-12,341.85-2,384.06

Finding the Fourth Proportional to 8,228.82, 12,341.85 and 2,384.06

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Solution

The fourth proportional to 8,228.82, 12,341.85 and 2,384.06 is: 3,575.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,228.82 : 12,341.85 = 2,384.06 : x
  2. Step 2: Convert to fraction form
    8,228.82/12,341.85 = 2,384.06/x
  3. Step 3: Cross multiply
    8,228.82x = 12,341.85 × 2,384.06
  4. Step 4: Simplify right side
    8,228.82x = 29,423,649.20
  5. Step 5: Solve for x
    x = 29,423,649.20/8,228.82
  6. Step 6: Final answer
    x = 3,575.68

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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.