Home / 3,440.10-5,153.13-2,463.78

Finding the Fourth Proportional to 3,440.10, 5,153.13 and 2,463.78

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Solution

The fourth proportional to 3,440.10, 5,153.13 and 2,463.78 is: 3,690.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.10 : 5,153.13 = 2,463.78 : x
  2. Step 2: Convert to fraction form
    3,440.10/5,153.13 = 2,463.78/x
  3. Step 3: Cross multiply
    3,440.10x = 5,153.13 × 2,463.78
  4. Step 4: Simplify right side
    3,440.10x = 12,696,178.63
  5. Step 5: Solve for x
    x = 12,696,178.63/3,440.10
  6. Step 6: Final answer
    x = 3,690.64

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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.