Home / 2,459.94-3,385.68-1,960.98

Finding the Fourth Proportional to 2,459.94, 3,385.68 and 1,960.98

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Solution

The fourth proportional to 2,459.94, 3,385.68 and 1,960.98 is: 2,698.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,459.94 : 3,385.68 = 1,960.98 : x
  2. Step 2: Convert to fraction form
    2,459.94/3,385.68 = 1,960.98/x
  3. Step 3: Cross multiply
    2,459.94x = 3,385.68 × 1,960.98
  4. Step 4: Simplify right side
    2,459.94x = 6,639,250.77
  5. Step 5: Solve for x
    x = 6,639,250.77/2,459.94
  6. Step 6: Final answer
    x = 2,698.95

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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.