Home / 6,310.67-8,706.24-3,657.57

Finding the Fourth Proportional to 6,310.67, 8,706.24 and 3,657.57

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Solution

The fourth proportional to 6,310.67, 8,706.24 and 3,657.57 is: 5,046.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,310.67 : 8,706.24 = 3,657.57 : x
  2. Step 2: Convert to fraction form
    6,310.67/8,706.24 = 3,657.57/x
  3. Step 3: Cross multiply
    6,310.67x = 8,706.24 × 3,657.57
  4. Step 4: Simplify right side
    6,310.67x = 31,843,682.24
  5. Step 5: Solve for x
    x = 31,843,682.24/6,310.67
  6. Step 6: Final answer
    x = 5,046.01

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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.