Home / 5,173.67-7,760.96-1,475.81

Finding the Fourth Proportional to 5,173.67, 7,760.96 and 1,475.81

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Solution

The fourth proportional to 5,173.67, 7,760.96 and 1,475.81 is: 2,213.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173.67 : 7,760.96 = 1,475.81 : x
  2. Step 2: Convert to fraction form
    5,173.67/7,760.96 = 1,475.81/x
  3. Step 3: Cross multiply
    5,173.67x = 7,760.96 × 1,475.81
  4. Step 4: Simplify right side
    5,173.67x = 11,453,702.38
  5. Step 5: Solve for x
    x = 11,453,702.38/5,173.67
  6. Step 6: Final answer
    x = 2,213.84

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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.