Home / 3,827.10-5,740.73-1,230.06

Finding the Fourth Proportional to 3,827.10, 5,740.73 and 1,230.06

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Solution

The fourth proportional to 3,827.10, 5,740.73 and 1,230.06 is: 1,845.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,827.10 : 5,740.73 = 1,230.06 : x
  2. Step 2: Convert to fraction form
    3,827.10/5,740.73 = 1,230.06/x
  3. Step 3: Cross multiply
    3,827.10x = 5,740.73 × 1,230.06
  4. Step 4: Simplify right side
    3,827.10x = 7,061,442.34
  5. Step 5: Solve for x
    x = 7,061,442.34/3,827.10
  6. Step 6: Final answer
    x = 1,845.12

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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.