Home / 8,289.32-12,433.98-3,358.04

Finding the Fourth Proportional to 8,289.32, 12,433.98 and 3,358.04

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Solution

The fourth proportional to 8,289.32, 12,433.98 and 3,358.04 is: 5,037.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,289.32 : 12,433.98 = 3,358.04 : x
  2. Step 2: Convert to fraction form
    8,289.32/12,433.98 = 3,358.04/x
  3. Step 3: Cross multiply
    8,289.32x = 12,433.98 × 3,358.04
  4. Step 4: Simplify right side
    8,289.32x = 41,753,802.20
  5. Step 5: Solve for x
    x = 41,753,802.20/8,289.32
  6. Step 6: Final answer
    x = 5,037.06

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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.