Home / 8,282.58-12,424.54-2,359.45

Finding the Fourth Proportional to 8,282.58, 12,424.54 and 2,359.45

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Solution

The fourth proportional to 8,282.58, 12,424.54 and 2,359.45 is: 3,539.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,282.58 : 12,424.54 = 2,359.45 : x
  2. Step 2: Convert to fraction form
    8,282.58/12,424.54 = 2,359.45/x
  3. Step 3: Cross multiply
    8,282.58x = 12,424.54 × 2,359.45
  4. Step 4: Simplify right side
    8,282.58x = 29,315,080.90
  5. Step 5: Solve for x
    x = 29,315,080.90/8,282.58
  6. Step 6: Final answer
    x = 3,539.37

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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.