Home / 8,634.60-12,951.89-3,444.12

Finding the Fourth Proportional to 8,634.60, 12,951.89 and 3,444.12

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Solution

The fourth proportional to 8,634.60, 12,951.89 and 3,444.12 is: 5,166.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,634.60 : 12,951.89 = 3,444.12 : x
  2. Step 2: Convert to fraction form
    8,634.60/12,951.89 = 3,444.12/x
  3. Step 3: Cross multiply
    8,634.60x = 12,951.89 × 3,444.12
  4. Step 4: Simplify right side
    8,634.60x = 44,607,798.63
  5. Step 5: Solve for x
    x = 44,607,798.63/8,634.60
  6. Step 6: Final answer
    x = 5,166.17

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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.