Home / 8,175.98-11,261.36-6,283.95

Finding the Fourth Proportional to 8,175.98, 11,261.36 and 6,283.95

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Solution

The fourth proportional to 8,175.98, 11,261.36 and 6,283.95 is: 8,655.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,175.98 : 11,261.36 = 6,283.95 : x
  2. Step 2: Convert to fraction form
    8,175.98/11,261.36 = 6,283.95/x
  3. Step 3: Cross multiply
    8,175.98x = 11,261.36 × 6,283.95
  4. Step 4: Simplify right side
    8,175.98x = 70,765,796.65
  5. Step 5: Solve for x
    x = 70,765,796.65/8,175.98
  6. Step 6: Final answer
    x = 8,655.33

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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.