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Finding the Fourth Proportional to 2,402.88, 3,604.79 and 1,016.20

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Solution

The fourth proportional to 2,402.88, 3,604.79 and 1,016.20 is: 1,524.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,402.88 : 3,604.79 = 1,016.20 : x
  2. Step 2: Convert to fraction form
    2,402.88/3,604.79 = 1,016.20/x
  3. Step 3: Cross multiply
    2,402.88x = 3,604.79 × 1,016.20
  4. Step 4: Simplify right side
    2,402.88x = 3,663,194.64
  5. Step 5: Solve for x
    x = 3,663,194.64/2,402.88
  6. Step 6: Final answer
    x = 1,524.50

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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.