Home / 8,149.93-11,246.88-4,613.47

Finding the Fourth Proportional to 8,149.93, 11,246.88 and 4,613.47

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Solution

The fourth proportional to 8,149.93, 11,246.88 and 4,613.47 is: 6,366.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149.93 : 11,246.88 = 4,613.47 : x
  2. Step 2: Convert to fraction form
    8,149.93/11,246.88 = 4,613.47/x
  3. Step 3: Cross multiply
    8,149.93x = 11,246.88 × 4,613.47
  4. Step 4: Simplify right side
    8,149.93x = 51,887,132.66
  5. Step 5: Solve for x
    x = 51,887,132.66/8,149.93
  6. Step 6: Final answer
    x = 6,366.58

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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.