Home / 8,126.87-12,190.73-2,283.93

Finding the Fourth Proportional to 8,126.87, 12,190.73 and 2,283.93

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Solution

The fourth proportional to 8,126.87, 12,190.73 and 2,283.93 is: 3,426.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,126.87 : 12,190.73 = 2,283.93 : x
  2. Step 2: Convert to fraction form
    8,126.87/12,190.73 = 2,283.93/x
  3. Step 3: Cross multiply
    8,126.87x = 12,190.73 × 2,283.93
  4. Step 4: Simplify right side
    8,126.87x = 27,842,762.55
  5. Step 5: Solve for x
    x = 27,842,762.55/8,126.87
  6. Step 6: Final answer
    x = 3,426.02

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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.