Home / 8,601.06-11,871.98-5,617.36

Finding the Fourth Proportional to 8,601.06, 11,871.98 and 5,617.36

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Solution

The fourth proportional to 8,601.06, 11,871.98 and 5,617.36 is: 7,753.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,601.06 : 11,871.98 = 5,617.36 : x
  2. Step 2: Convert to fraction form
    8,601.06/11,871.98 = 5,617.36/x
  3. Step 3: Cross multiply
    8,601.06x = 11,871.98 × 5,617.36
  4. Step 4: Simplify right side
    8,601.06x = 66,689,169.94
  5. Step 5: Solve for x
    x = 66,689,169.94/8,601.06
  6. Step 6: Final answer
    x = 7,753.60

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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.