Home / 10,884.35-16,332.60-4,643.30

Finding the Fourth Proportional to 10,884.35, 16,332.60 and 4,643.30

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Solution

The fourth proportional to 10,884.35, 16,332.60 and 4,643.30 is: 6,967.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,884.35 : 16,332.60 = 4,643.30 : x
  2. Step 2: Convert to fraction form
    10,884.35/16,332.60 = 4,643.30/x
  3. Step 3: Cross multiply
    10,884.35x = 16,332.60 × 4,643.30
  4. Step 4: Simplify right side
    10,884.35x = 75,837,161.58
  5. Step 5: Solve for x
    x = 75,837,161.58/10,884.35
  6. Step 6: Final answer
    x = 6,967.54

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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.