Home / 8,148.96-11,243.88-4,613.04

Finding the Fourth Proportional to 8,148.96, 11,243.88 and 4,613.04

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Solution

The fourth proportional to 8,148.96, 11,243.88 and 4,613.04 is: 6,365.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,148.96 : 11,243.88 = 4,613.04 : x
  2. Step 2: Convert to fraction form
    8,148.96/11,243.88 = 4,613.04/x
  3. Step 3: Cross multiply
    8,148.96x = 11,243.88 × 4,613.04
  4. Step 4: Simplify right side
    8,148.96x = 51,868,468.20
  5. Step 5: Solve for x
    x = 51,868,468.20/8,148.96
  6. Step 6: Final answer
    x = 6,365.04

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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.