Home / 6,257.40-8,636.67-4,133.31

Finding the Fourth Proportional to 6,257.40, 8,636.67 and 4,133.31

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Solution

The fourth proportional to 6,257.40, 8,636.67 and 4,133.31 is: 5,704.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,257.40 : 8,636.67 = 4,133.31 : x
  2. Step 2: Convert to fraction form
    6,257.40/8,636.67 = 4,133.31/x
  3. Step 3: Cross multiply
    6,257.40x = 8,636.67 × 4,133.31
  4. Step 4: Simplify right side
    6,257.40x = 35,698,034.48
  5. Step 5: Solve for x
    x = 35,698,034.48/6,257.40
  6. Step 6: Final answer
    x = 5,704.93

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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.