Home / 1,613.57-2,227.08-1,023.99

Finding the Fourth Proportional to 1,613.57, 2,227.08 and 1,023.99

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Solution

The fourth proportional to 1,613.57, 2,227.08 and 1,023.99 is: 1,413.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613.57 : 2,227.08 = 1,023.99 : x
  2. Step 2: Convert to fraction form
    1,613.57/2,227.08 = 1,023.99/x
  3. Step 3: Cross multiply
    1,613.57x = 2,227.08 × 1,023.99
  4. Step 4: Simplify right side
    1,613.57x = 2,280,507.65
  5. Step 5: Solve for x
    x = 2,280,507.65/1,613.57
  6. Step 6: Final answer
    x = 1,413.33

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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.