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Finding the Fourth Proportional to 2,008.96, 3,014.28 and 622.48

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Solution

The fourth proportional to 2,008.96, 3,014.28 and 622.48 is: 933.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,008.96 : 3,014.28 = 622.48 : x
  2. Step 2: Convert to fraction form
    2,008.96/3,014.28 = 622.48/x
  3. Step 3: Cross multiply
    2,008.96x = 3,014.28 × 622.48
  4. Step 4: Simplify right side
    2,008.96x = 1,876,329.01
  5. Step 5: Solve for x
    x = 1,876,329.01/2,008.96
  6. Step 6: Final answer
    x = 933.98

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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.