Home / 2,328.90-3,494.70-1,174.74

Finding the Fourth Proportional to 2,328.90, 3,494.70 and 1,174.74

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Solution

The fourth proportional to 2,328.90, 3,494.70 and 1,174.74 is: 1,762.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,328.90 : 3,494.70 = 1,174.74 : x
  2. Step 2: Convert to fraction form
    2,328.90/3,494.70 = 1,174.74/x
  3. Step 3: Cross multiply
    2,328.90x = 3,494.70 × 1,174.74
  4. Step 4: Simplify right side
    2,328.90x = 4,105,363.88
  5. Step 5: Solve for x
    x = 4,105,363.88/2,328.90
  6. Step 6: Final answer
    x = 1,762.79

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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.