Home / 4,436.50-6,643.38-4,305.11

Finding the Fourth Proportional to 4,436.50, 6,643.38 and 4,305.11

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Solution

The fourth proportional to 4,436.50, 6,643.38 and 4,305.11 is: 6,446.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,436.50 : 6,643.38 = 4,305.11 : x
  2. Step 2: Convert to fraction form
    4,436.50/6,643.38 = 4,305.11/x
  3. Step 3: Cross multiply
    4,436.50x = 6,643.38 × 4,305.11
  4. Step 4: Simplify right side
    4,436.50x = 28,600,448.45
  5. Step 5: Solve for x
    x = 28,600,448.45/4,436.50
  6. Step 6: Final answer
    x = 6,446.63

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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.