Home / 6,310.74-8,709.21-3,516.24

Finding the Fourth Proportional to 6,310.74, 8,709.21 and 3,516.24

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Solution

The fourth proportional to 6,310.74, 8,709.21 and 3,516.24 is: 4,852.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,310.74 : 8,709.21 = 3,516.24 : x
  2. Step 2: Convert to fraction form
    6,310.74/8,709.21 = 3,516.24/x
  3. Step 3: Cross multiply
    6,310.74x = 8,709.21 × 3,516.24
  4. Step 4: Simplify right side
    6,310.74x = 30,623,672.57
  5. Step 5: Solve for x
    x = 30,623,672.57/6,310.74
  6. Step 6: Final answer
    x = 4,852.63

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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.