Home / 4,283.62-5,911.44-2,515.79

Finding the Fourth Proportional to 4,283.62, 5,911.44 and 2,515.79

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Solution

The fourth proportional to 4,283.62, 5,911.44 and 2,515.79 is: 3,471.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,283.62 : 5,911.44 = 2,515.79 : x
  2. Step 2: Convert to fraction form
    4,283.62/5,911.44 = 2,515.79/x
  3. Step 3: Cross multiply
    4,283.62x = 5,911.44 × 2,515.79
  4. Step 4: Simplify right side
    4,283.62x = 14,871,941.64
  5. Step 5: Solve for x
    x = 14,871,941.64/4,283.62
  6. Step 6: Final answer
    x = 3,471.82

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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.