Home / 3,431.84-4,735.94-1,859.94

Finding the Fourth Proportional to 3,431.84, 4,735.94 and 1,859.94

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Solution

The fourth proportional to 3,431.84, 4,735.94 and 1,859.94 is: 2,566.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431.84 : 4,735.94 = 1,859.94 : x
  2. Step 2: Convert to fraction form
    3,431.84/4,735.94 = 1,859.94/x
  3. Step 3: Cross multiply
    3,431.84x = 4,735.94 × 1,859.94
  4. Step 4: Simplify right side
    3,431.84x = 8,808,564.24
  5. Step 5: Solve for x
    x = 8,808,564.24/3,431.84
  6. Step 6: Final answer
    x = 2,566.72

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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.