Home / 8,149.86-11,246.63-4,613.00

Finding the Fourth Proportional to 8,149.86, 11,246.63 and 4,613.00

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Solution

The fourth proportional to 8,149.86, 11,246.63 and 4,613.00 is: 6,365.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149.86 : 11,246.63 = 4,613.00 : x
  2. Step 2: Convert to fraction form
    8,149.86/11,246.63 = 4,613.00/x
  3. Step 3: Cross multiply
    8,149.86x = 11,246.63 × 4,613.00
  4. Step 4: Simplify right side
    8,149.86x = 51,880,624.89
  5. Step 5: Solve for x
    x = 51,880,624.89/8,149.86
  6. Step 6: Final answer
    x = 6,365.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.