Home / 9,991.44-14,985.66-6,282.36

Finding the Fourth Proportional to 9,991.44, 14,985.66 and 6,282.36

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Solution

The fourth proportional to 9,991.44, 14,985.66 and 6,282.36 is: 9,422.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,991.44 : 14,985.66 = 6,282.36 : x
  2. Step 2: Convert to fraction form
    9,991.44/14,985.66 = 6,282.36/x
  3. Step 3: Cross multiply
    9,991.44x = 14,985.66 × 6,282.36
  4. Step 4: Simplify right side
    9,991.44x = 94,145,310.96
  5. Step 5: Solve for x
    x = 94,145,310.96/9,991.44
  6. Step 6: Final answer
    x = 9,422.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.