Home / 2,459.40-3,394.26-1,411.50

Finding the Fourth Proportional to 2,459.40, 3,394.26 and 1,411.50

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Solution

The fourth proportional to 2,459.40, 3,394.26 and 1,411.50 is: 1,948.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,459.40 : 3,394.26 = 1,411.50 : x
  2. Step 2: Convert to fraction form
    2,459.40/3,394.26 = 1,411.50/x
  3. Step 3: Cross multiply
    2,459.40x = 3,394.26 × 1,411.50
  4. Step 4: Simplify right side
    2,459.40x = 4,790,997.99
  5. Step 5: Solve for x
    x = 4,790,997.99/2,459.40
  6. Step 6: Final answer
    x = 1,948.04

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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.