Home / 6,263.94-8,644.36-3,431.31

Finding the Fourth Proportional to 6,263.94, 8,644.36 and 3,431.31

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Solution

The fourth proportional to 6,263.94, 8,644.36 and 3,431.31 is: 4,735.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,263.94 : 8,644.36 = 3,431.31 : x
  2. Step 2: Convert to fraction form
    6,263.94/8,644.36 = 3,431.31/x
  3. Step 3: Cross multiply
    6,263.94x = 8,644.36 × 3,431.31
  4. Step 4: Simplify right side
    6,263.94x = 29,661,461.76
  5. Step 5: Solve for x
    x = 29,661,461.76/6,263.94
  6. Step 6: Final answer
    x = 4,735.28

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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.