Home / 8,283.08-12,424.70-2,443.72

Finding the Fourth Proportional to 8,283.08, 12,424.70 and 2,443.72

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Solution

The fourth proportional to 8,283.08, 12,424.70 and 2,443.72 is: 3,665.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,283.08 : 12,424.70 = 2,443.72 : x
  2. Step 2: Convert to fraction form
    8,283.08/12,424.70 = 2,443.72/x
  3. Step 3: Cross multiply
    8,283.08x = 12,424.70 × 2,443.72
  4. Step 4: Simplify right side
    8,283.08x = 30,362,487.88
  5. Step 5: Solve for x
    x = 30,362,487.88/8,283.08
  6. Step 6: Final answer
    x = 3,665.60

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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.