Home / 10,984.97-16,483.60-4,415.77

Finding the Fourth Proportional to 10,984.97, 16,483.60 and 4,415.77

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Solution

The fourth proportional to 10,984.97, 16,483.60 and 4,415.77 is: 6,626.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,984.97 : 16,483.60 = 4,415.77 : x
  2. Step 2: Convert to fraction form
    10,984.97/16,483.60 = 4,415.77/x
  3. Step 3: Cross multiply
    10,984.97x = 16,483.60 × 4,415.77
  4. Step 4: Simplify right side
    10,984.97x = 72,787,719.78
  5. Step 5: Solve for x
    x = 72,787,719.78/10,984.97
  6. Step 6: Final answer
    x = 6,626.12

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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.