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Finding the Fourth Proportional to 5,810.72, 8,019.48 and 3,452.87

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Solution

The fourth proportional to 5,810.72, 8,019.48 and 3,452.87 is: 4,765.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,810.72 : 8,019.48 = 3,452.87 : x
  2. Step 2: Convert to fraction form
    5,810.72/8,019.48 = 3,452.87/x
  3. Step 3: Cross multiply
    5,810.72x = 8,019.48 × 3,452.87
  4. Step 4: Simplify right side
    5,810.72x = 27,690,181.81
  5. Step 5: Solve for x
    x = 27,690,181.81/5,810.72
  6. Step 6: Final answer
    x = 4,765.37

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1.5x scale

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.