Home / 12,466.20-17,203.74-7,162.08

Finding the Fourth Proportional to 12,466.20, 17,203.74 and 7,162.08

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Solution

The fourth proportional to 12,466.20, 17,203.74 and 7,162.08 is: 9,883.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,466.20 : 17,203.74 = 7,162.08 : x
  2. Step 2: Convert to fraction form
    12,466.20/17,203.74 = 7,162.08/x
  3. Step 3: Cross multiply
    12,466.20x = 17,203.74 × 7,162.08
  4. Step 4: Simplify right side
    12,466.20x = 123,214,562.18
  5. Step 5: Solve for x
    x = 123,214,562.18/12,466.20
  6. Step 6: Final answer
    x = 9,883.89

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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.