Home / 6,237.88-8,608.05-3,718.69

Finding the Fourth Proportional to 6,237.88, 8,608.05 and 3,718.69

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Solution

The fourth proportional to 6,237.88, 8,608.05 and 3,718.69 is: 5,131.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,237.88 : 8,608.05 = 3,718.69 : x
  2. Step 2: Convert to fraction form
    6,237.88/8,608.05 = 3,718.69/x
  3. Step 3: Cross multiply
    6,237.88x = 8,608.05 × 3,718.69
  4. Step 4: Simplify right side
    6,237.88x = 32,010,680.21
  5. Step 5: Solve for x
    x = 32,010,680.21/6,237.88
  6. Step 6: Final answer
    x = 5,131.66

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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.