Home / 8,601.12-11,873.52-5,617.08

Finding the Fourth Proportional to 8,601.12, 11,873.52 and 5,617.08

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Solution

The fourth proportional to 8,601.12, 11,873.52 and 5,617.08 is: 7,754.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,601.12 : 11,873.52 = 5,617.08 : x
  2. Step 2: Convert to fraction form
    8,601.12/11,873.52 = 5,617.08/x
  3. Step 3: Cross multiply
    8,601.12x = 11,873.52 × 5,617.08
  4. Step 4: Simplify right side
    8,601.12x = 66,694,511.72
  5. Step 5: Solve for x
    x = 66,694,511.72/8,601.12
  6. Step 6: Final answer
    x = 7,754.17

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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.