Home / 3,740.72-5,160-2,341.04

Finding the Fourth Proportional to 3,740.72, 5,160 and 2,341.04

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Solution

The fourth proportional to 3,740.72, 5,160 and 2,341.04 is: 3,229.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740.72 : 5,160 = 2,341.04 : x
  2. Step 2: Convert to fraction form
    3,740.72/5,160 = 2,341.04/x
  3. Step 3: Cross multiply
    3,740.72x = 5,160 × 2,341.04
  4. Step 4: Simplify right side
    3,740.72x = 12,079,766.40
  5. Step 5: Solve for x
    x = 12,079,766.40/3,740.72
  6. Step 6: Final answer
    x = 3,229.26

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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.