Home / 9,563.30-13,186.72-6,538.92

Finding the Fourth Proportional to 9,563.30, 13,186.72 and 6,538.92

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Solution

The fourth proportional to 9,563.30, 13,186.72 and 6,538.92 is: 9,016.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,563.30 : 13,186.72 = 6,538.92 : x
  2. Step 2: Convert to fraction form
    9,563.30/13,186.72 = 6,538.92/x
  3. Step 3: Cross multiply
    9,563.30x = 13,186.72 × 6,538.92
  4. Step 4: Simplify right side
    9,563.30x = 86,226,907.14
  5. Step 5: Solve for x
    x = 86,226,907.14/9,563.30
  6. Step 6: Final answer
    x = 9,016.44

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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.