Home / 9,849.60-13,591.80-6,072.30

Finding the Fourth Proportional to 9,849.60, 13,591.80 and 6,072.30

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Solution

The fourth proportional to 9,849.60, 13,591.80 and 6,072.30 is: 8,379.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,849.60 : 13,591.80 = 6,072.30 : x
  2. Step 2: Convert to fraction form
    9,849.60/13,591.80 = 6,072.30/x
  3. Step 3: Cross multiply
    9,849.60x = 13,591.80 × 6,072.30
  4. Step 4: Simplify right side
    9,849.60x = 82,533,487.14
  5. Step 5: Solve for x
    x = 82,533,487.14/9,849.60
  6. Step 6: Final answer
    x = 8,379.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.