Home / 3,965.18-5,946.54-2,740.46

Finding the Fourth Proportional to 3,965.18, 5,946.54 and 2,740.46

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Solution

The fourth proportional to 3,965.18, 5,946.54 and 2,740.46 is: 4,109.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,965.18 : 5,946.54 = 2,740.46 : x
  2. Step 2: Convert to fraction form
    3,965.18/5,946.54 = 2,740.46/x
  3. Step 3: Cross multiply
    3,965.18x = 5,946.54 × 2,740.46
  4. Step 4: Simplify right side
    3,965.18x = 16,296,225.28
  5. Step 5: Solve for x
    x = 16,296,225.28/3,965.18
  6. Step 6: Final answer
    x = 4,109.84

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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.