Home / 11,159.25-16,727.20-3,761.16

Finding the Fourth Proportional to 11,159.25, 16,727.20 and 3,761.16

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Solution

The fourth proportional to 11,159.25, 16,727.20 and 3,761.16 is: 5,637.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,159.25 : 16,727.20 = 3,761.16 : x
  2. Step 2: Convert to fraction form
    11,159.25/16,727.20 = 3,761.16/x
  3. Step 3: Cross multiply
    11,159.25x = 16,727.20 × 3,761.16
  4. Step 4: Simplify right side
    11,159.25x = 62,913,675.55
  5. Step 5: Solve for x
    x = 62,913,675.55/11,159.25
  6. Step 6: Final answer
    x = 5,637.81

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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.