Home / 11,485.98-17,235.54-6,221.16

Finding the Fourth Proportional to 11,485.98, 17,235.54 and 6,221.16

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Solution

The fourth proportional to 11,485.98, 17,235.54 and 6,221.16 is: 9,335.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,485.98 : 17,235.54 = 6,221.16 : x
  2. Step 2: Convert to fraction form
    11,485.98/17,235.54 = 6,221.16/x
  3. Step 3: Cross multiply
    11,485.98x = 17,235.54 × 6,221.16
  4. Step 4: Simplify right side
    11,485.98x = 107,225,052.03
  5. Step 5: Solve for x
    x = 107,225,052.03/11,485.98
  6. Step 6: Final answer
    x = 9,335.30

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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.