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Finding the Fourth Proportional to 3,608.68, 4,983.54 and 2,492.50

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Solution

The fourth proportional to 3,608.68, 4,983.54 and 2,492.50 is: 3,442.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608.68 : 4,983.54 = 2,492.50 : x
  2. Step 2: Convert to fraction form
    3,608.68/4,983.54 = 2,492.50/x
  3. Step 3: Cross multiply
    3,608.68x = 4,983.54 × 2,492.50
  4. Step 4: Simplify right side
    3,608.68x = 12,421,473.45
  5. Step 5: Solve for x
    x = 12,421,473.45/3,608.68
  6. Step 6: Final answer
    x = 3,442.11

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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.