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Finding the Fourth Proportional to 5,598.55, 8,398.02 and 1,850.42

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Solution

The fourth proportional to 5,598.55, 8,398.02 and 1,850.42 is: 2,775.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,598.55 : 8,398.02 = 1,850.42 : x
  2. Step 2: Convert to fraction form
    5,598.55/8,398.02 = 1,850.42/x
  3. Step 3: Cross multiply
    5,598.55x = 8,398.02 × 1,850.42
  4. Step 4: Simplify right side
    5,598.55x = 15,539,892.10
  5. Step 5: Solve for x
    x = 15,539,892.10/5,598.55
  6. Step 6: Final answer
    x = 2,775.70

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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.