Home / 9,277.12-13,901.09-7,173.88

Finding the Fourth Proportional to 9,277.12, 13,901.09 and 7,173.88

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Solution

The fourth proportional to 9,277.12, 13,901.09 and 7,173.88 is: 10,749.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,277.12 : 13,901.09 = 7,173.88 : x
  2. Step 2: Convert to fraction form
    9,277.12/13,901.09 = 7,173.88/x
  3. Step 3: Cross multiply
    9,277.12x = 13,901.09 × 7,173.88
  4. Step 4: Simplify right side
    9,277.12x = 99,724,751.53
  5. Step 5: Solve for x
    x = 99,724,751.53/9,277.12
  6. Step 6: Final answer
    x = 10,749.54

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1.5x scale

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.