Home / 1,740.17-2,609.33-1,306.42

Finding the Fourth Proportional to 1,740.17, 2,609.33 and 1,306.42

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Solution

The fourth proportional to 1,740.17, 2,609.33 and 1,306.42 is: 1,958.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740.17 : 2,609.33 = 1,306.42 : x
  2. Step 2: Convert to fraction form
    1,740.17/2,609.33 = 1,306.42/x
  3. Step 3: Cross multiply
    1,740.17x = 2,609.33 × 1,306.42
  4. Step 4: Simplify right side
    1,740.17x = 3,408,867.84
  5. Step 5: Solve for x
    x = 3,408,867.84/1,740.17
  6. Step 6: Final answer
    x = 1,958.93

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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.