Home / 1,910.89-2,859.50-1,497.18

Finding the Fourth Proportional to 1,910.89, 2,859.50 and 1,497.18

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Solution

The fourth proportional to 1,910.89, 2,859.50 and 1,497.18 is: 2,240.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910.89 : 2,859.50 = 1,497.18 : x
  2. Step 2: Convert to fraction form
    1,910.89/2,859.50 = 1,497.18/x
  3. Step 3: Cross multiply
    1,910.89x = 2,859.50 × 1,497.18
  4. Step 4: Simplify right side
    1,910.89x = 4,281,200.68
  5. Step 5: Solve for x
    x = 4,281,200.68/1,910.89
  6. Step 6: Final answer
    x = 2,240.42

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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.