Home / 5,440.39-8,155.87-3,244.50

Finding the Fourth Proportional to 5,440.39, 8,155.87 and 3,244.50

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Solution

The fourth proportional to 5,440.39, 8,155.87 and 3,244.50 is: 4,863.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.39 : 8,155.87 = 3,244.50 : x
  2. Step 2: Convert to fraction form
    5,440.39/8,155.87 = 3,244.50/x
  3. Step 3: Cross multiply
    5,440.39x = 8,155.87 × 3,244.50
  4. Step 4: Simplify right side
    5,440.39x = 26,461,712.10
  5. Step 5: Solve for x
    x = 26,461,712.10/5,440.39
  6. Step 6: Final answer
    x = 4,863.94

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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.