Home / 8,718.42-13,077.57-3,524.22

Finding the Fourth Proportional to 8,718.42, 13,077.57 and 3,524.22

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Solution

The fourth proportional to 8,718.42, 13,077.57 and 3,524.22 is: 5,286.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,718.42 : 13,077.57 = 3,524.22 : x
  2. Step 2: Convert to fraction form
    8,718.42/13,077.57 = 3,524.22/x
  3. Step 3: Cross multiply
    8,718.42x = 13,077.57 × 3,524.22
  4. Step 4: Simplify right side
    8,718.42x = 46,088,233.75
  5. Step 5: Solve for x
    x = 46,088,233.75/8,718.42
  6. Step 6: Final answer
    x = 5,286.31

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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.