Home / 4,743.05-6,545.33-2,618.79

Finding the Fourth Proportional to 4,743.05, 6,545.33 and 2,618.79

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Solution

The fourth proportional to 4,743.05, 6,545.33 and 2,618.79 is: 3,613.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743.05 : 6,545.33 = 2,618.79 : x
  2. Step 2: Convert to fraction form
    4,743.05/6,545.33 = 2,618.79/x
  3. Step 3: Cross multiply
    4,743.05x = 6,545.33 × 2,618.79
  4. Step 4: Simplify right side
    4,743.05x = 17,140,798.93
  5. Step 5: Solve for x
    x = 17,140,798.93/4,743.05
  6. Step 6: Final answer
    x = 3,613.88

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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.