Home / 4,743.21-6,545.73-2,618.73

Finding the Fourth Proportional to 4,743.21, 6,545.73 and 2,618.73

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Solution

The fourth proportional to 4,743.21, 6,545.73 and 2,618.73 is: 3,613.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743.21 : 6,545.73 = 2,618.73 : x
  2. Step 2: Convert to fraction form
    4,743.21/6,545.73 = 2,618.73/x
  3. Step 3: Cross multiply
    4,743.21x = 6,545.73 × 2,618.73
  4. Step 4: Simplify right side
    4,743.21x = 17,141,499.52
  5. Step 5: Solve for x
    x = 17,141,499.52/4,743.21
  6. Step 6: Final answer
    x = 3,613.90

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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.