Home / 5,181.85-7,773.81-1,484.11

Finding the Fourth Proportional to 5,181.85, 7,773.81 and 1,484.11

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Solution

The fourth proportional to 5,181.85, 7,773.81 and 1,484.11 is: 2,226.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,181.85 : 7,773.81 = 1,484.11 : x
  2. Step 2: Convert to fraction form
    5,181.85/7,773.81 = 1,484.11/x
  3. Step 3: Cross multiply
    5,181.85x = 7,773.81 × 1,484.11
  4. Step 4: Simplify right side
    5,181.85x = 11,537,189.16
  5. Step 5: Solve for x
    x = 11,537,189.16/5,181.85
  6. Step 6: Final answer
    x = 2,226.46

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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.