Home / 4,608.29-6,359.45-2,618.80

Finding the Fourth Proportional to 4,608.29, 6,359.45 and 2,618.80

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Solution

The fourth proportional to 4,608.29, 6,359.45 and 2,618.80 is: 3,613.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,608.29 : 6,359.45 = 2,618.80 : x
  2. Step 2: Convert to fraction form
    4,608.29/6,359.45 = 2,618.80/x
  3. Step 3: Cross multiply
    4,608.29x = 6,359.45 × 2,618.80
  4. Step 4: Simplify right side
    4,608.29x = 16,654,098.67
  5. Step 5: Solve for x
    x = 16,654,098.67/4,608.29
  6. Step 6: Final answer
    x = 3,613.94

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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.