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Finding the Fourth Proportional to 5,995.81, 8,992.80 and 1,613.61

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Solution

The fourth proportional to 5,995.81, 8,992.80 and 1,613.61 is: 2,420.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,995.81 : 8,992.80 = 1,613.61 : x
  2. Step 2: Convert to fraction form
    5,995.81/8,992.80 = 1,613.61/x
  3. Step 3: Cross multiply
    5,995.81x = 8,992.80 × 1,613.61
  4. Step 4: Simplify right side
    5,995.81x = 14,510,872.01
  5. Step 5: Solve for x
    x = 14,510,872.01/5,995.81
  6. Step 6: Final answer
    x = 2,420.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.