Home / 5,241.07-7,856.74-2,773.81

Finding the Fourth Proportional to 5,241.07, 7,856.74 and 2,773.81

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Solution

The fourth proportional to 5,241.07, 7,856.74 and 2,773.81 is: 4,158.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,241.07 : 7,856.74 = 2,773.81 : x
  2. Step 2: Convert to fraction form
    5,241.07/7,856.74 = 2,773.81/x
  3. Step 3: Cross multiply
    5,241.07x = 7,856.74 × 2,773.81
  4. Step 4: Simplify right side
    5,241.07x = 21,793,050.83
  5. Step 5: Solve for x
    x = 21,793,050.83/5,241.07
  6. Step 6: Final answer
    x = 4,158.13

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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.