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Finding the Fourth Proportional to 2,497.88, 3,447.88 and 1,613.00

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Solution

The fourth proportional to 2,497.88, 3,447.88 and 1,613.00 is: 2,226.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,497.88 : 3,447.88 = 1,613.00 : x
  2. Step 2: Convert to fraction form
    2,497.88/3,447.88 = 1,613.00/x
  3. Step 3: Cross multiply
    2,497.88x = 3,447.88 × 1,613.00
  4. Step 4: Simplify right side
    2,497.88x = 5,561,413.76
  5. Step 5: Solve for x
    x = 5,561,413.76/2,497.88
  6. Step 6: Final answer
    x = 2,226.46

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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.