Home / 8,551.17-12,826.80-3,934.17

Finding the Fourth Proportional to 8,551.17, 12,826.80 and 3,934.17

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Solution

The fourth proportional to 8,551.17, 12,826.80 and 3,934.17 is: 5,901.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,551.17 : 12,826.80 = 3,934.17 : x
  2. Step 2: Convert to fraction form
    8,551.17/12,826.80 = 3,934.17/x
  3. Step 3: Cross multiply
    8,551.17x = 12,826.80 × 3,934.17
  4. Step 4: Simplify right side
    8,551.17x = 50,462,811.76
  5. Step 5: Solve for x
    x = 50,462,811.76/8,551.17
  6. Step 6: Final answer
    x = 5,901.28

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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.