Home / 10,847.10-16,266.60-7,550.40

Finding the Fourth Proportional to 10,847.10, 16,266.60 and 7,550.40

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Solution

The fourth proportional to 10,847.10, 16,266.60 and 7,550.40 is: 11,322.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,847.10 : 16,266.60 = 7,550.40 : x
  2. Step 2: Convert to fraction form
    10,847.10/16,266.60 = 7,550.40/x
  3. Step 3: Cross multiply
    10,847.10x = 16,266.60 × 7,550.40
  4. Step 4: Simplify right side
    10,847.10x = 122,819,336.64
  5. Step 5: Solve for x
    x = 122,819,336.64/10,847.10
  6. Step 6: Final answer
    x = 11,322.78

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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.