Home / 6,239.62-8,610.67-3,587.55

Finding the Fourth Proportional to 6,239.62, 8,610.67 and 3,587.55

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Solution

The fourth proportional to 6,239.62, 8,610.67 and 3,587.55 is: 4,950.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,239.62 : 8,610.67 = 3,587.55 : x
  2. Step 2: Convert to fraction form
    6,239.62/8,610.67 = 3,587.55/x
  3. Step 3: Cross multiply
    6,239.62x = 8,610.67 × 3,587.55
  4. Step 4: Simplify right side
    6,239.62x = 30,891,209.16
  5. Step 5: Solve for x
    x = 30,891,209.16/6,239.62
  6. Step 6: Final answer
    x = 4,950.82

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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.