Home / 3,630.84-5,436.54-2,984.46

Finding the Fourth Proportional to 3,630.84, 5,436.54 and 2,984.46

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Solution

The fourth proportional to 3,630.84, 5,436.54 and 2,984.46 is: 4,468.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630.84 : 5,436.54 = 2,984.46 : x
  2. Step 2: Convert to fraction form
    3,630.84/5,436.54 = 2,984.46/x
  3. Step 3: Cross multiply
    3,630.84x = 5,436.54 × 2,984.46
  4. Step 4: Simplify right side
    3,630.84x = 16,225,136.17
  5. Step 5: Solve for x
    x = 16,225,136.17/3,630.84
  6. Step 6: Final answer
    x = 4,468.70

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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.