Home / 8,149.94-11,247.02-4,613.07

Finding the Fourth Proportional to 8,149.94, 11,247.02 and 4,613.07

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Solution

The fourth proportional to 8,149.94, 11,247.02 and 4,613.07 is: 6,366.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149.94 : 11,247.02 = 4,613.07 : x
  2. Step 2: Convert to fraction form
    8,149.94/11,247.02 = 4,613.07/x
  3. Step 3: Cross multiply
    8,149.94x = 11,247.02 × 4,613.07
  4. Step 4: Simplify right side
    8,149.94x = 51,883,290.55
  5. Step 5: Solve for x
    x = 51,883,290.55/8,149.94
  6. Step 6: Final answer
    x = 6,366.09

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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.