Home / 8,184.98-12,278.26-3,253.51

Finding the Fourth Proportional to 8,184.98, 12,278.26 and 3,253.51

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Solution

The fourth proportional to 8,184.98, 12,278.26 and 3,253.51 is: 4,880.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,184.98 : 12,278.26 = 3,253.51 : x
  2. Step 2: Convert to fraction form
    8,184.98/12,278.26 = 3,253.51/x
  3. Step 3: Cross multiply
    8,184.98x = 12,278.26 × 3,253.51
  4. Step 4: Simplify right side
    8,184.98x = 39,947,441.69
  5. Step 5: Solve for x
    x = 39,947,441.69/8,184.98
  6. Step 6: Final answer
    x = 4,880.58

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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.