Home / 8,158.01-12,236.61-2,313.86

Finding the Fourth Proportional to 8,158.01, 12,236.61 and 2,313.86

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Solution

The fourth proportional to 8,158.01, 12,236.61 and 2,313.86 is: 3,470.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,158.01 : 12,236.61 = 2,313.86 : x
  2. Step 2: Convert to fraction form
    8,158.01/12,236.61 = 2,313.86/x
  3. Step 3: Cross multiply
    8,158.01x = 12,236.61 × 2,313.86
  4. Step 4: Simplify right side
    8,158.01x = 28,313,802.41
  5. Step 5: Solve for x
    x = 28,313,802.41/8,158.01
  6. Step 6: Final answer
    x = 3,470.68

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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.